diff --git a/key.core.symbolic_execution/src/main/java/de/uka/ilkd/key/symbolic_execution/TruthValueTracingUtil.java b/key.core.symbolic_execution/src/main/java/de/uka/ilkd/key/symbolic_execution/TruthValueTracingUtil.java
index bcf25617392..62d018da038 100644
--- a/key.core.symbolic_execution/src/main/java/de/uka/ilkd/key/symbolic_execution/TruthValueTracingUtil.java
+++ b/key.core.symbolic_execution/src/main/java/de/uka/ilkd/key/symbolic_execution/TruthValueTracingUtil.java
@@ -261,7 +261,7 @@ private static void evaluateNode(
                 }
             } else if (parent.getAppliedRuleApp() instanceof OneStepSimplifierRuleApp app) {
                 PosInOccurrence parentPio = null;
-                for (RuleApp protocolApp : app.getProtocol()) {
+                for (var protocolApp : app.getProtocol()) {
                     if (parentPio != null) {
                         updatePredicateResultBasedOnNewMinorIdsOSS(protocolApp.posInOccurrence(),
                             parentPio, termLabelName, services.getTermBuilder(), nodeResult);
diff --git a/key.core/src/main/java/de/uka/ilkd/key/java/expression/operator/DLEmbeddedExpression.java b/key.core/src/main/java/de/uka/ilkd/key/java/expression/operator/DLEmbeddedExpression.java
index 6821c7a8efa..a836384279c 100644
--- a/key.core/src/main/java/de/uka/ilkd/key/java/expression/operator/DLEmbeddedExpression.java
+++ b/key.core/src/main/java/de/uka/ilkd/key/java/expression/operator/DLEmbeddedExpression.java
@@ -82,7 +82,6 @@ public void visit(Visitor v) {
     }
 
     public void check(Services javaServ, KeYJavaType containingClass) throws ConvertException {
-
         if (functionSymbol == null) {
             throw new ConvertException("null function symbol");
         }
@@ -106,7 +105,9 @@ public void check(Services javaServ, KeYJavaType containingClass) throws Convert
         String qualifier =
             name.lastIndexOf('.') != -1 ? name.substring(0, name.lastIndexOf('.')) : "";
         name = name.substring(name.lastIndexOf('.') + 1);
-        TypeRef tr = new TypeRef(new ProgramElementName(name, qualifier), 0, null, containingClass);
+        ProgramElementName peName = qualifier.isEmpty() ? new ProgramElementName(name)
+                : new ProgramElementName(name, qualifier);
+        TypeRef tr = new TypeRef(peName, 0, null, containingClass);
         ExecutionContext ec = new ExecutionContext(tr, null, null);
 
         for (int i = 0; i < actual; i++) {
@@ -115,7 +116,6 @@ public void check(Services javaServ, KeYJavaType containingClass) throws Convert
 
             Expression child = children.get(i);
 
-
             KeYJavaType kjtActual = javaServ.getTypeConverter().getKeYJavaType(child, ec);
 
             if (kjtExpected != null && !kjtActual.getSort().extendsTrans(kjtExpected.getSort())) {
diff --git a/key.core/src/main/java/de/uka/ilkd/key/ldt/JavaDLTheory.java b/key.core/src/main/java/de/uka/ilkd/key/ldt/JavaDLTheory.java
index 404a945b60e..77cacbab43e 100644
--- a/key.core/src/main/java/de/uka/ilkd/key/ldt/JavaDLTheory.java
+++ b/key.core/src/main/java/de/uka/ilkd/key/ldt/JavaDLTheory.java
@@ -151,51 +151,43 @@ public final SortDependingFunction getExactInstanceofSymbol(Sort sort, TermServi
     @Override
     public boolean isResponsible(Operator op, JTerm[] subs, Services services,
             ExecutionContext ec) {
-        assert false;
         return false;
     }
 
     @Override
     public boolean isResponsible(Operator op, JTerm left, JTerm right, Services services,
             ExecutionContext ec) {
-        assert false;
         return false;
     }
 
     @Override
     public boolean isResponsible(Operator op, JTerm sub, TermServices services,
             ExecutionContext ec) {
-        assert false;
         return false;
     }
 
     @Override
     public JTerm translateLiteral(Literal lit, Services services) {
-        assert false;
         return null;
     }
 
     @Override
     public Function getFunctionFor(Operator op, Services services, ExecutionContext ec) {
-        assert false;
         return null;
     }
 
     @Override
     public boolean hasLiteralFunction(Function f) {
-        assert false;
         return false;
     }
 
     @Override
     public Expression translateTerm(JTerm t, ExtList children, Services services) {
-        assert false;
         return null;
     }
 
     @Override
     public Type getType(JTerm t) {
-        assert false;
         return null;
     }
 }
diff --git a/key.core/src/main/java/de/uka/ilkd/key/logic/ProgramElementName.java b/key.core/src/main/java/de/uka/ilkd/key/logic/ProgramElementName.java
index 2c9251559de..85d1b5db5c5 100644
--- a/key.core/src/main/java/de/uka/ilkd/key/logic/ProgramElementName.java
+++ b/key.core/src/main/java/de/uka/ilkd/key/logic/ProgramElementName.java
@@ -70,7 +70,7 @@ public ProgramElementName(String name, NameCreationInfo creationInfo, Comment[]
 
     public ProgramElementName(String n, String q) {
         super(q + "::" + n);
-        assert !q.isEmpty() : "Tried to create qualified name with missing qualifier";
+        assert !q.isEmpty() : "Tried to create qualified name with missing qualifier: " + n;
 
         this.qualifierString = q.intern();
         this.shortName = n.intern();
diff --git a/key.core/src/main/java/de/uka/ilkd/key/proof/io/IProofFileParser.java b/key.core/src/main/java/de/uka/ilkd/key/proof/io/IProofFileParser.java
index aa958b4efe6..b0b09fb1f39 100644
--- a/key.core/src/main/java/de/uka/ilkd/key/proof/io/IProofFileParser.java
+++ b/key.core/src/main/java/de/uka/ilkd/key/proof/io/IProofFileParser.java
@@ -34,7 +34,7 @@ enum ProofElementID {
         USER_INTERACTION("userinteraction"), PROOF_SCRIPT("proofscript"), NEW_NAMES("newnames"),
         AUTOMODE_TIME("autoModeTime"), KeY_LOG("keyLog"), KeY_USER("keyUser"),
         KeY_VERSION("keyVersion"), KeY_SETTINGS("keySettings"), OPEN_GOAL("opengoal"),
-        NOTES("notes"), SOLVERTYPE("solverType"), MODALITY("modality");
+        NOTES("notes"), SOLVERTYPE("solverType"), MODALITY("modality"), OSS_STEP("ossStep");
 
         private final String rawName;
 
diff --git a/key.core/src/main/java/de/uka/ilkd/key/proof/io/IntermediateProofReplayer.java b/key.core/src/main/java/de/uka/ilkd/key/proof/io/IntermediateProofReplayer.java
index 4e8e558ab5a..81bc98857a4 100644
--- a/key.core/src/main/java/de/uka/ilkd/key/proof/io/IntermediateProofReplayer.java
+++ b/key.core/src/main/java/de/uka/ilkd/key/proof/io/IntermediateProofReplayer.java
@@ -406,8 +406,7 @@ public Result replay(ProblemInitializer.ProblemInitializerListener listener,
      */
     private void addChildren(Iterator<Node> children, LinkedList<NodeIntermediate> intermChildren) {
         int i = 0;
-        while (!currGoal.node().isClosed() && children.hasNext() && intermChildren.size() > 0) {
-
+        while (!currGoal.node().isClosed() && children.hasNext() && !intermChildren.isEmpty()) {
             // NOTE: In the case of an unfinished proof, there
             // is another node after the last application which
             // is not represented by an intermediate
diff --git a/key.core/src/main/java/de/uka/ilkd/key/proof/io/OutputStreamProofSaver.java b/key.core/src/main/java/de/uka/ilkd/key/proof/io/OutputStreamProofSaver.java
index 82628ed7db5..bf9e7c1f0c5 100644
--- a/key.core/src/main/java/de/uka/ilkd/key/proof/io/OutputStreamProofSaver.java
+++ b/key.core/src/main/java/de/uka/ilkd/key/proof/io/OutputStreamProofSaver.java
@@ -80,7 +80,8 @@ public class OutputStreamProofSaver {
      * Whether the proof steps should be output (usually true).
      */
     protected final boolean saveProofSteps;
-
+    /// Whether steps by the [OneStepSimplifier] should be expanded.
+    protected final boolean expandOneStepSimplifier;
 
     /**
      * Extracts java source directory from {@link Proof#header()}, if it exists.
@@ -110,6 +111,7 @@ public OutputStreamProofSaver(Proof proof, String internalVersion) {
         this.proof = proof;
         this.internalVersion = internalVersion;
         this.saveProofSteps = true;
+        this.expandOneStepSimplifier = true;
     }
 
     /**
@@ -119,10 +121,12 @@ public OutputStreamProofSaver(Proof proof, String internalVersion) {
      * @param internalVersion currently running KeY version
      * @param saveProofSteps whether to save the performed proof steps
      */
-    public OutputStreamProofSaver(Proof proof, String internalVersion, boolean saveProofSteps) {
+    public OutputStreamProofSaver(Proof proof, String internalVersion, boolean saveProofSteps,
+            boolean expandOneStepSimplifier) {
         this.proof = proof;
         this.internalVersion = internalVersion;
         this.saveProofSteps = saveProofSteps;
+        this.expandOneStepSimplifier = expandOneStepSimplifier;
     }
 
     /**
@@ -328,13 +332,31 @@ private String newNames2Proof(Node n) {
      * @param output the writer in which the rule is printed
      * @throws IOException an exception thrown when printing fails
      */
-
     private void printSingleTacletApp(TacletApp appliedRuleApp, Node node, String prefix,
             Appendable output) throws IOException {
+        printSingleTacletApp(appliedRuleApp, node, prefix, output, false);
+    }
 
+    /**
+     * Print applied taclet rule for a single taclet rule application into the passed writer.
+     *
+     * @param appliedRuleApp the rule application to be printed
+     * @param prefix a string which the printed rule is concatenated to
+     * @param output the writer in which the rule is printed
+     * @param isOSSStep whether this node is an expanded OSS rule app step
+     * @throws IOException an exception thrown when printing fails
+     */
+    private void printSingleTacletApp(TacletApp appliedRuleApp, Node node, String prefix,
+            Appendable output, boolean isOSSStep) throws IOException {
+        /*
+         * An OSS rule application may contain rule applications on top-level formulas that get
+         * deleted when expanding the OSS steps. In that case, the rule after the OSS must also be
+         * deleted, as the formula to be removed was never added in the first place.
+         */
+        String tacletName = appliedRuleApp.taclet().name().toString();
         output.append(prefix);
         output.append("(rule \"");
-        output.append(appliedRuleApp.rule().name().toString());
+        output.append(tacletName);
         output.append("\"");
         output.append(posInOccurrence2Proof(node.sequent(), appliedRuleApp.posInOccurrence()));
         output.append(newNames2Proof(node));
@@ -346,6 +368,9 @@ private void printSingleTacletApp(TacletApp appliedRuleApp, Node node, String pr
         }
         output.append("");
         userInteraction2Proof(node, output);
+        if (isOSSStep) {
+            output.append(" (ossStep)");
+        }
         notes2Proof(node, output);
         output.append(")\n");
     }
@@ -528,7 +553,7 @@ private void printRuleJustification(IBuiltInRuleApp appliedRuleApp, Appendable o
     private void printSingleBuiltInRuleApp(IBuiltInRuleApp appliedRuleApp, Node node, String prefix,
             Appendable output) throws IOException {
         output.append(prefix);
-        output.append(" (builtin \"");
+        output.append("(builtin \"");
         output.append(appliedRuleApp.rule().name().toString());
         output.append("\"");
         output.append(posInOccurrence2Proof(node.sequent(), appliedRuleApp.posInOccurrence()));
@@ -592,11 +617,37 @@ private void printSingleNode(Node node, String prefix, Appendable output) throws
 
         if (appliedRuleApp instanceof TacletApp) {
             printSingleTacletApp((TacletApp) appliedRuleApp, node, prefix, output);
+        } else if (expandOneStepSimplifier
+                && appliedRuleApp instanceof OneStepSimplifierRuleApp ossa) {
+            printExpandedOneStepSimplifierRuleApp(ossa, node, prefix, output);
         } else if (appliedRuleApp instanceof IBuiltInRuleApp) {
             printSingleBuiltInRuleApp((IBuiltInRuleApp) appliedRuleApp, node, prefix, output);
         }
     }
 
+    private void printExpandedOneStepSimplifierRuleApp(OneStepSimplifierRuleApp ossa, Node node,
+            String prefix, Appendable output) throws IOException {
+        OneStepSimplifier.Protocol protocol = ossa.getProtocol();
+        int seqFNum = node.sequent().formulaNumberInSequent(ossa.posInOccurrence());
+        for (int i = 0; i < protocol.size(); i++) {
+            var app = protocol.get(i);
+            Node n = new Node(node.proof());
+            if (i == 0) {
+                n.setNameRecorder(node.getNameRecorder());
+            }
+            Sequent seq = node.sequent()
+                    .replaceFormula(seqFNum, app.posInOccurrence().sequentFormula()).sequent();
+            n.setSequent(seq);
+            if (app instanceof TacletApp ta) {
+                printSingleTacletApp(ta, n, prefix, output, true);
+            } else if (app instanceof IBuiltInRuleApp ba) {
+                // This case does not currently happen, but just in case any built-ins get added to
+                // the OSS...
+                printSingleBuiltInRuleApp(ba, n, prefix, output);
+            }
+        }
+    }
+
     /**
      * Print applied rule(s) for a proof node and its decendants into the passed writer.
      *
@@ -606,7 +657,6 @@ private void printSingleNode(Node node, String prefix, Appendable output) throws
      * @throws IOException an exception thrown when printing fails
      */
     private void collectProof(Node node, String prefix, Appendable output) throws IOException {
-
         printSingleNode(node, prefix, output);
         Iterator<Node> childrenIt;
 
@@ -695,8 +745,9 @@ public static String posInOccurrence2Proof(Sequent seq,
         if (pos == null) {
             return "";
         }
+        int inSequent = seq.formulaNumberInSequent(pos.isInAntec(), pos.sequentFormula());
         return " (formula \""
-            + seq.formulaNumberInSequent(pos.isInAntec(), pos.sequentFormula())
+            + inSequent
             + "\")" + posInTerm2Proof(pos.posInTerm());
     }
 
@@ -763,7 +814,6 @@ public String assumesFormulaInsts(Node node,
                                     sequentFormula))
                         .append("\")");
             } else if (assumesFormulaInstantiation instanceof AssumesFormulaInstDirect) {
-
                 final String directInstantiation =
                     printTerm((JTerm) sequentFormula.formula(), node.proof().getServices());
 
diff --git a/key.core/src/main/java/de/uka/ilkd/key/proof/io/ProofSaver.java b/key.core/src/main/java/de/uka/ilkd/key/proof/io/ProofSaver.java
index 48148ff405a..f3a1516ab6f 100644
--- a/key.core/src/main/java/de/uka/ilkd/key/proof/io/ProofSaver.java
+++ b/key.core/src/main/java/de/uka/ilkd/key/proof/io/ProofSaver.java
@@ -50,7 +50,7 @@ public static void saveToFile(Path file, Proof proof) throws IOException {
      * @throws IOException on any I/O error
      */
     public static void saveProofObligationToFile(Path file, Proof proof) throws IOException {
-        ProofSaver saver = new ProofSaver(proof, file, false);
+        ProofSaver saver = new ProofSaver(proof, file, false, false);
         saver.save();
     }
 
@@ -88,9 +88,12 @@ public ProofSaver(Proof proof, Path file, String internalVersion) {
      * @param proof proof to save
      * @param file file to save proof into
      * @param saveProofSteps whether to save proof steps (false -> only proof obligation)
+     * @param expandOneStepSimplifier whether to expand
+     *        {@link de.uka.ilkd.key.rule.OneStepSimplifier} rule apps
      */
-    public ProofSaver(Proof proof, Path file, boolean saveProofSteps) {
-        this(proof, file, KeYConstants.INTERNAL_VERSION, saveProofSteps);
+    public ProofSaver(Proof proof, Path file, boolean saveProofSteps,
+            boolean expandOneStepSimplifier) {
+        this(proof, file, KeYConstants.INTERNAL_VERSION, saveProofSteps, expandOneStepSimplifier);
     }
 
     /**
@@ -100,9 +103,12 @@ public ProofSaver(Proof proof, Path file, boolean saveProofSteps) {
      * @param file file to save proof into
      * @param internalVersion version of KeY to add to the proof log
      * @param saveProofSteps whether to save proof steps (false -> only proof obligation)
+     * @param expandOneStepSimplifier whether to expand
+     *        {@link de.uka.ilkd.key.rule.OneStepSimplifier} rule apps
      */
-    public ProofSaver(Proof proof, Path file, String internalVersion, boolean saveProofSteps) {
-        super(proof, internalVersion, saveProofSteps);
+    public ProofSaver(Proof proof, Path file, String internalVersion, boolean saveProofSteps,
+            boolean expandOneStepSimplifier) {
+        super(proof, internalVersion, saveProofSteps, expandOneStepSimplifier);
         this.file = file;
     }
 
diff --git a/key.core/src/main/java/de/uka/ilkd/key/rule/OneStepSimplifier.java b/key.core/src/main/java/de/uka/ilkd/key/rule/OneStepSimplifier.java
index 5f5d6cb4986..361dbdb8d1e 100644
--- a/key.core/src/main/java/de/uka/ilkd/key/rule/OneStepSimplifier.java
+++ b/key.core/src/main/java/de/uka/ilkd/key/rule/OneStepSimplifier.java
@@ -39,7 +39,7 @@
 import org.key_project.prover.rules.ApplicationRestriction;
 import org.key_project.prover.rules.RuleApp;
 import org.key_project.prover.rules.RuleSet;
-import org.key_project.prover.rules.instantiation.AssumesFormulaInstDirect;
+import org.key_project.prover.rules.instantiation.AssumesFormulaInstSeq;
 import org.key_project.prover.rules.instantiation.AssumesFormulaInstantiation;
 import org.key_project.prover.sequent.*;
 import org.key_project.util.LRUCache;
@@ -261,8 +261,11 @@ private SequentFormula simplifyPos(Goal goal,
                 }
             }
             RewriteTaclet taclet = (RewriteTaclet) app.rule();
+            TermLabelState termLabelState = new TermLabelState();
             SequentFormula result =
-                taclet.getRewriteResult(goal, new TermLabelState(), services, app);
+                taclet.getRewriteResult(goal, termLabelState, services, app);
+            TermLabelManager.refactorSequent(termLabelState, services, pos, taclet, goal, null,
+                null);
             if (protocol != null) {
                 protocol.add(app);
             }
@@ -335,24 +338,27 @@ private SequentFormula simplifyPosOrSub(Goal goal,
      */
     private JTerm replaceKnownHelper(
             Map<TermReplacementKey, PosInOccurrence> map, JTerm in,
-            boolean inAntecedent,
             /* out */ List<PosInOccurrence> ifInsts,
             Protocol protocol,
-            Goal goal, RuleApp ruleApp) {
+            Goal goal, RuleApp ruleApp, PosInOccurrence findPos) {
         var services = goal.getOverlayServices();
-        final PosInOccurrence pos =
+        final PosInOccurrence assumesPos =
             map.get(new TermReplacementKey(in));
-        if (pos != null) {
-            ifInsts.add(pos);
+        if (assumesPos != null) {
+            ifInsts.add(assumesPos);
             if (protocol != null) {
-                protocol.add(makeReplaceKnownTacletApp(in, inAntecedent, pos));
+                protocol.add(makeReplaceKnownTacletApp(assumesPos, findPos,
+                    goal.sequent()));
             }
             JTerm result =
-                pos.isInAntec() ? services.getTermBuilder().tt() : services.getTermBuilder().ff();
-            // TODO: pos.subTerm() == in should be true which is currently not the case (labels are
+                assumesPos.isInAntec() ? services.getTermBuilder().tt()
+                        : services.getTermBuilder().ff();
+            // TODO: assumesPos.subTerm() == in should be true which is currently not the case
+            // (labels are
             // missing)
             ImmutableArray<TermLabel> labels =
-                TermLabelManager.instantiateLabels(new TermLabelState(), services, in, pos, this,
+                TermLabelManager.instantiateLabels(new TermLabelState(), services, in, assumesPos,
+                    this,
                     ruleApp, goal, null, null, result);
             if (labels != null && !labels.isEmpty()) {
                 result = services.getTermBuilder().label(result, labels);
@@ -365,8 +371,8 @@ private JTerm replaceKnownHelper(
             JTerm[] subs = new JTerm[in.arity()];
             boolean changed = false;
             for (int i = 0; i < subs.length; i++) {
-                subs[i] = replaceKnownHelper(map, in.sub(i), inAntecedent, ifInsts, protocol,
-                    goal, ruleApp);
+                subs[i] = replaceKnownHelper(map, in.sub(i), ifInsts, protocol,
+                    goal, ruleApp, findPos.down(i));
                 if (subs[i] != in.sub(i)) {
                     changed = true;
                 }
@@ -396,8 +402,8 @@ private SequentFormula replaceKnown(
             return null;
         }
         final JTerm formula = (JTerm) cf.formula();
-        final JTerm simplifiedFormula = replaceKnownHelper(context, formula, inAntecedent, ifInsts,
-            protocol, goal, ruleApp);
+        final JTerm simplifiedFormula = replaceKnownHelper(context, formula, ifInsts,
+            protocol, goal, ruleApp, ruleApp.posInOccurrence());
         if (simplifiedFormula.equals(formula)) {
             return null;
         } else {
@@ -405,11 +411,10 @@ private SequentFormula replaceKnown(
         }
     }
 
-    private RuleApp makeReplaceKnownTacletApp(JTerm formula,
-            boolean inAntecedent,
-            PosInOccurrence pio) {
+    private RuleApp makeReplaceKnownTacletApp(PosInOccurrence assumesPos, PosInOccurrence findPos,
+            Sequent seq) {
         FindTaclet taclet;
-        if (pio.isInAntec()) {
+        if (assumesPos.isInAntec()) {
             taclet = (FindTaclet) lastProof.getInitConfig()
                     .lookupActiveTaclet(new Name("replace_known_left"));
         } else {
@@ -419,21 +424,14 @@ private RuleApp makeReplaceKnownTacletApp(JTerm formula,
 
         SVInstantiations svi = SVInstantiations.EMPTY_SVINSTANTIATIONS;
         FormulaSV sv = SchemaVariableFactory.createFormulaSV(new Name("b"));
-        svi.add(sv, (JTerm) pio.sequentFormula().formula(), lastProof.getServices());
-
-        PosInOccurrence applicatinPIO =
-            new PosInOccurrence(new SequentFormula(formula), PosInTerm.getTopLevel(), // TODO: This
-                                                                                      // should be
-                                                                                      // the precise
-                                                                                      // sub term
-                inAntecedent); // It is required to create a new PosInOccurrence because formula and
-                               // pio.constrainedFormula().formula() are only equals module
-                               // renamings and term labels
+        svi.add(sv, assumesPos.sequentFormula().formula(), lastProof.getServices());
+
         ImmutableList<AssumesFormulaInstantiation> ifInst = ImmutableSLList.nil();
-        ifInst = ifInst.append(new AssumesFormulaInstDirect(pio.sequentFormula()));
-        TacletApp ta = PosTacletApp.createPosTacletApp(taclet, svi, ifInst, applicatinPIO,
+        ifInst =
+            ifInst.append(new AssumesFormulaInstSeq(seq, assumesPos.isInAntec(),
+                assumesPos.sequentFormula()));
+        return PosTacletApp.createPosTacletApp(taclet, svi, ifInst, findPos,
             lastProof.getServices());
-        return ta;
     }
 
     /**
@@ -467,6 +465,15 @@ private SequentFormula simplifyConstrainedFormula(
         return null;
     }
 
+    /// @return true iff the formula `sf` is already on the semi sequent `semi` (module renaming).
+    /// Models the behavior of normal rule applications on the sequent.
+    private boolean isRedundant(SequentFormula sf, Semisequent semi) {
+        for (var s : semi) {
+            if (RENAMING_TERM_PROPERTY.equalsModThisProperty(s.formula(), sf.formula()))
+                return true;
+        }
+        return false;
+    }
 
     /**
      * Freshly computes the overall simplification result for the passed constrained formula.
@@ -495,6 +502,8 @@ private Instantiation computeInstantiation(PosInOccurrence ossPIO,
         final List<PosInOccurrence> ifInsts =
             new ArrayList<>(seq.size());
 
+        var semi = ossPIO.isInAntec() ? goal.sequent().antecedent() : goal.sequent().succedent();
+
         // simplify as long as possible
         ImmutableList<SequentFormula> list = ImmutableSLList.nil();
         SequentFormula simplifiedCf = cf;
@@ -506,6 +515,10 @@ private Instantiation computeInstantiation(PosInOccurrence ossPIO,
             } else {
                 break;
             }
+            if (isRedundant(simplifiedCf, semi)) {
+                // Formula will be removed, we are done
+                break;
+            }
         }
 
         // return
@@ -595,8 +608,7 @@ public boolean isApplicable(Goal goal, PosInOccurrence pio) {
 
         // applicable to the formula?
         return applicableTo(goal.proof().getServices(), pio.sequentFormula(),
-            pio.isInAntec(), goal,
-            null);
+            pio.isInAntec(), goal, null);
     }
 
     @Override
@@ -651,7 +663,6 @@ public boolean isApplicable(Goal goal, PosInOccurrence pio) {
             inst.getNumAppliedRules() + (inst.getNumAppliedRules() > 1 ? " rules" : " rule"));
         ((IBuiltInRuleApp) ruleApp).setAssumesInsts(inst.getIfInsts());
 
-
         return result;
     }
 
@@ -731,7 +742,7 @@ public OneStepSimplifierRuleApp createApp(PosInOccurrence pos, TermServices serv
     /**
      * Instances of this class are used in the {@link Map} of
      * {@link OneStepSimplifier#replaceKnown} to
-     * forece the same behavior as in Taclet rules where names of logical variables and
+     * force the same behavior as in Taclet rules where names of logical variables and
      * {@link TermLabel}s are ignored.
      *
      * @author Martin Hentschel
@@ -770,8 +781,9 @@ public boolean equals(Object obj) {
                 obj = ((TermReplacementKey) obj).term;
             }
             if (obj instanceof JTerm t) {
-                return RENAMING_TERM_PROPERTY.equalsModThisProperty(term, t); // Ignore naming and
-                                                                              // term
+                return RENAMING_TERM_PROPERTY.equalsModThisProperty(term, t); //
+                // Ignore naming and
+                // term
                 // labels in the way a
                 // taclet rule does.
             } else {
diff --git a/key.ncore.calculus/src/main/java/org/key_project/prover/sequent/Sequent.java b/key.ncore.calculus/src/main/java/org/key_project/prover/sequent/Sequent.java
index 232064588ad..67de6c45289 100644
--- a/key.ncore.calculus/src/main/java/org/key_project/prover/sequent/Sequent.java
+++ b/key.ncore.calculus/src/main/java/org/key_project/prover/sequent/Sequent.java
@@ -46,7 +46,6 @@
 /// @see SequentChangeInfo
 /// @see PosInOccurrence
 public abstract class Sequent implements Iterable<SequentFormula>, SyntaxElement {
-
     private final Semisequent antecedent;
     private final Semisequent succedent;
 
diff --git a/key.ui/examples/heap/verifyThis15_2_ParallelGcd/parallelGcd.proof b/key.ui/examples/heap/verifyThis15_2_ParallelGcd/parallelGcd.proof
index 9af804bfa28..734b712922d 100644
--- a/key.ui/examples/heap/verifyThis15_2_ParallelGcd/parallelGcd.proof
+++ b/key.ui/examples/heap/verifyThis15_2_ParallelGcd/parallelGcd.proof
@@ -1,58 +1,91 @@
 \profile "Java Profile";
 
-\settings {
-"#Proof-Settings-Config-File
-#Thu Mar 16 12:59:23 CET 2023
-[NewSMT]NoTypeHierarchy=false
-[Labels]UseOriginLabels=true
-[StrategyProperty]QUERYAXIOM_OPTIONS_KEY=QUERYAXIOM_ON
-[NewSMT]Presburger=false
-[SMTSettings]invariantForall=false
-[Strategy]ActiveStrategy=JavaCardDLStrategy
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY1=USER_TACLETS_OFF
-[StrategyProperty]QUANTIFIERS_OPTIONS_KEY=QUANTIFIERS_NON_SPLITTING_WITH_PROGS
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY2=USER_TACLETS_OFF
-[Choice]DefaultChoices=JavaCard-JavaCard\\:off , Strings-Strings\\:on , assertions-assertions\\:safe , bigint-bigint\\:on , floatRules-floatRules\\:strictfpOnly , initialisation-initialisation\\:disableStaticInitialisation , intRules-intRules\\:arithmeticSemanticsIgnoringOF , integerSimplificationRules-integerSimplificationRules\\:full , javaLoopTreatment-javaLoopTreatment\\:efficient , mergeGenerateIsWeakeningGoal-mergeGenerateIsWeakeningGoal\\:off , methodExpansion-methodExpansion\\:modularOnly , modelFields-modelFields\\:treatAsAxiom , moreSeqRules-moreSeqRules\\:off , permissions-permissions\\:off , programRules-programRules\\:Java , reach-reach\\:on , runtimeExceptions-runtimeExceptions\\:allow , sequences-sequences\\:on , wdChecks-wdChecks\\:off , wdOperator-wdOperator\\:L
-[StrategyProperty]LOOP_OPTIONS_KEY=LOOP_INVARIANT
-[StrategyProperty]INF_FLOW_CHECK_PROPERTY=INF_FLOW_CHECK_FALSE
-[SMTSettings]UseBuiltUniqueness=false
-[SMTSettings]explicitTypeHierarchy=false
-[SMTSettings]instantiateHierarchyAssumptions=true
-[StrategyProperty]NON_LIN_ARITH_OPTIONS_KEY=NON_LIN_ARITH_DEF_OPS
-[SMTSettings]SelectedTaclets=
-[StrategyProperty]DEP_OPTIONS_KEY=DEP_ON
-[StrategyProperty]AUTO_INDUCTION_OPTIONS_KEY=AUTO_INDUCTION_OFF
-[Strategy]MaximumNumberOfAutomaticApplications=50000
-[StrategyProperty]STOPMODE_OPTIONS_KEY=STOPMODE_DEFAULT
-[StrategyProperty]CLASS_AXIOM_OPTIONS_KEY=CLASS_AXIOM_OFF
-[SMTSettings]useConstantsForBigOrSmallIntegers=true
-[StrategyProperty]MPS_OPTIONS_KEY=MPS_MERGE
-[StrategyProperty]SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY=SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF
-[Strategy]Timeout=-1
-[StrategyProperty]SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY=SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER
-[StrategyProperty]QUERY_NEW_OPTIONS_KEY=QUERY_OFF
-[SMTSettings]useUninterpretedMultiplication=true
-[NewSMT]sqrtSMTTranslation=SMT
-[StrategyProperty]BLOCK_OPTIONS_KEY=BLOCK_CONTRACT_INTERNAL
-[StrategyProperty]METHOD_OPTIONS_KEY=METHOD_CONTRACT
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY3=USER_TACLETS_OFF
-[NewSMT]identifier=OPEN
-[SMTSettings]maxGenericSorts=2
-[StrategyProperty]OSS_OPTIONS_KEY=OSS_ON
-[NewSMT]Axiomatisations=false
-[StrategyProperty]SPLITTING_OPTIONS_KEY=SPLITTING_DELAYED
-[SMTSettings]integersMinimum=-2147483645
-[StrategyProperty]VBT_PHASE=VBT_SYM_EX
-[SMTSettings]integersMaximum=2147483645
-"
-}
+\settings // Proof-Settings-Config-File
+{ 
+    "Choice" : { 
+        "JavaCard" : "JavaCard:off",
+        "Strings" : "Strings:on",
+        "assertions" : "assertions:safe",
+        "bigint" : "bigint:on",
+        "finalFields" : "finalFields:immutable",
+        "floatRules" : "floatRules:strictfpOnly",
+        "initialisation" : "initialisation:disableStaticInitialisation",
+        "intRules" : "intRules:arithmeticSemanticsIgnoringOF",
+        "integerSimplificationRules" : "integerSimplificationRules:full",
+        "javaLoopTreatment" : "javaLoopTreatment:efficient",
+        "mergeGenerateIsWeakeningGoal" : "mergeGenerateIsWeakeningGoal:off",
+        "methodExpansion" : "methodExpansion:modularOnly",
+        "modelFields" : "modelFields:treatAsAxiom",
+        "moreSeqRules" : "moreSeqRules:off",
+        "permissions" : "permissions:off",
+        "programRules" : "programRules:Java",
+        "reach" : "reach:on",
+        "runtimeExceptions" : "runtimeExceptions:allow",
+        "sequences" : "sequences:on",
+        "soundDefaultContracts" : "soundDefaultContracts:on",
+        "wdChecks" : "wdChecks:off",
+        "wdOperator" : "wdOperator:L"
+     },
+    "Labels" : { 
+        "UseOriginLabels" : true
+     },
+    "NewSMT" : { 
+        "Axiomatisations" : "false",
+        "NoTypeHierarchy" : "false",
+        "Presburger" : "false",
+        "identifier" : "OPEN",
+        "sqrtSMTTranslation" : "SMT"
+     },
+    "SMTSettings" : { 
+        "SelectedTaclets" : [ 
+            
+         ],
+        "UseBuiltUniqueness" : false,
+        "explicitTypeHierarchy" : false,
+        "instantiateHierarchyAssumptions" : true,
+        "integersMaximum" : 2147483645,
+        "integersMinimum" : -2147483645,
+        "invariantForall" : false,
+        "maxGenericSorts" : 2,
+        "useConstantsForBigOrSmallIntegers" : true,
+        "useUninterpretedMultiplication" : true
+     },
+    "Strategy" : { 
+        "ActiveStrategy" : "JavaCardDLStrategy",
+        "MaximumNumberOfAutomaticApplications" : 50000,
+        "Timeout" : -1,
+        "options" : { 
+            "AUTO_INDUCTION_OPTIONS_KEY" : "AUTO_INDUCTION_OFF",
+            "BLOCK_OPTIONS_KEY" : "BLOCK_CONTRACT_INTERNAL",
+            "CLASS_AXIOM_OPTIONS_KEY" : "CLASS_AXIOM_OFF",
+            "DEP_OPTIONS_KEY" : "DEP_ON",
+            "LOOP_OPTIONS_KEY" : "LOOP_INVARIANT",
+            "METHOD_OPTIONS_KEY" : "METHOD_CONTRACT",
+            "MPS_OPTIONS_KEY" : "MPS_MERGE",
+            "NON_LIN_ARITH_OPTIONS_KEY" : "NON_LIN_ARITH_DEF_OPS",
+            "OSS_OPTIONS_KEY" : "OSS_ON",
+            "QUANTIFIERS_OPTIONS_KEY" : "QUANTIFIERS_NON_SPLITTING_WITH_PROGS",
+            "QUERYAXIOM_OPTIONS_KEY" : "QUERYAXIOM_ON",
+            "QUERY_NEW_OPTIONS_KEY" : "QUERY_OFF",
+            "SPLITTING_OPTIONS_KEY" : "SPLITTING_DELAYED",
+            "STOPMODE_OPTIONS_KEY" : "STOPMODE_DEFAULT",
+            "SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER",
+            "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF",
+            "USER_TACLETS_OPTIONS_KEY1" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY2" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY3" : "USER_TACLETS_OFF",
+            "VBT_PHASE" : "VBT_SYM_EX"
+         }
+     }
+ } 
 
-\javaSource "src";
 
-\proofObligation {
-	"contract": "ParallelGcd[ParallelGcd::parallelGcd(int,int,[Z)].JML behavior operation contract.0",
-	"name": "ParallelGcd[ParallelGcd::parallelGcd(int,int,[Z)].JML behavior operation contract.0",
-	"class": "de.uka.ilkd.key.proof.init.FunctionalOperationContractPO",
+\javaSource "src";\proofObligation 
+// 
+{ 
+    "class" : "de.uka.ilkd.key.proof.init.FunctionalOperationContractPO",
+    "contract" : "ParallelGcd[ParallelGcd::parallelGcd(int,int,[Z)].JML behavior operation contract.0",
+    "name" : "ParallelGcd[ParallelGcd::parallelGcd(int,int,[Z)].JML behavior operation contract.0"
  }
 
 \proof {
@@ -60,11 +93,16 @@
 (keyLog "1" (keyUser "bubel" ) (keyVersion "0a641f6b38"))
 (keyLog "2" (keyUser "Julian" ) (keyVersion "d707dbd7db"))
 (keyLog "3" (keyUser "Julian" ) (keyVersion "9f937a1ea4"))
+(keyLog "4" (keyUser "daniel" ) (keyVersion "7a6dafd97c2d6d8520b96915668a1631c9c05aed"))
+(keyLog "5" (keyUser "daniel" ) (keyVersion "7a6dafd97c2d6d8520b96915668a1631c9c05aed"))
 
 (autoModeTime "34901602840")
 
 (branch "dummy ID"
- (builtin "One Step Simplification" (formula "1") (newnames "heapAtPre,o,f"))
+(rule "expandInInt" (formula "1") (term "0,0,1,0,0,0") (newnames "heapAtPre,o,f") (ossStep))
+(rule "concrete_and_1" (formula "1") (term "0,1,0,0,0") (ossStep))
+(rule "expandInInt" (formula "1") (term "0,1,0,0,0") (ossStep))
+(rule "concrete_and_1" (formula "1") (term "1,0,0,0") (ossStep))
 (rule "impRight" (formula "1"))
 (rule "andLeft" (formula "1"))
 (rule "andLeft" (formula "1"))
@@ -78,33 +116,158 @@
 (rule "add_zero_right" (formula "7") (term "0,0,1,0,0,0,1"))
 (rule "polySimp_mulComm0" (formula "7") (term "1,0,0,1,0,0,0,1"))
 (rule "assignment" (formula "7") (term "1"))
- (builtin "One Step Simplification" (formula "7"))
+(rule "sequentialToParallel2" (formula "7") (ossStep))
+(rule "simplifyUpdate3" (formula "7") (term "1,0") (ossStep))
 (rule "inEqSimp_sepNegMonomial0" (formula "7") (term "0,1,0,0,0,1"))
 (rule "polySimp_mulLiterals" (formula "7") (term "0,0,1,0,0,0,1"))
 (rule "polySimp_elimOne" (formula "7") (term "0,0,1,0,0,0,1"))
 (rule "methodBodyExpand" (formula "7") (term "1") (newnames "heapBefore_parallelGcd,savedHeapBefore_parallelGcd,_aInBefore_parallelGcd,_bInBefore_parallelGcd,_rBefore_parallelGcd"))
- (builtin "One Step Simplification" (formula "7"))
+(rule "simplifyUpdate2" (formula "7") (term "1") (ossStep))
+(rule "sequentialToParallel2" (formula "7") (ossStep))
+(rule "simplifyUpdate3" (formula "7") (term "1,0") (ossStep))
 (rule "variableDeclarationAssign" (formula "7") (term "1"))
 (rule "variableDeclaration" (formula "7") (term "1") (newnames "a"))
 (rule "assignment" (formula "7") (term "1"))
- (builtin "One Step Simplification" (formula "7"))
+(rule "sequentialToParallel2" (formula "7") (ossStep))
+(rule "simplifyUpdate3" (formula "7") (term "1,0") (ossStep))
+(rule "applyOnElementary" (formula "7") (term "1,0") (ossStep))
+(rule "applyOnPV" (formula "7") (term "0,1,0") (ossStep))
 (rule "variableDeclarationAssign" (formula "7") (term "1"))
 (rule "variableDeclaration" (formula "7") (term "1") (newnames "b"))
 (rule "assignment" (formula "7") (term "1"))
- (builtin "One Step Simplification" (formula "7"))
+(rule "sequentialToParallel2" (formula "7") (ossStep))
+(rule "simplifyUpdate3" (formula "7") (term "1,0") (ossStep))
+(rule "applyOnElementary" (formula "7") (term "1,0") (ossStep))
+(rule "applyOnPV" (formula "7") (term "0,1,0") (ossStep))
 (rule "variableDeclarationAssign" (formula "7") (term "1"))
 (rule "variableDeclaration" (formula "7") (term "1") (newnames "i"))
 (rule "assignment" (formula "7") (term "1"))
- (builtin "One Step Simplification" (formula "7"))
+(rule "sequentialToParallel2" (formula "7") (ossStep))
+(rule "simplifyUpdate3" (formula "7") (term "1,0") (ossStep))
 (rule "replace_known_right" (formula "2") (term "0") (ifseqformula "6") (userinteraction))
- (builtin "One Step Simplification" (formula "2"))
- (builtin "Loop Invariant" (formula "7") (newnames "variant,b_0,heapBefore_LOOP,iBefore_LOOP,bBefore_LOOP,aBefore_LOOP,i_0,b_1,a_0,heap_After_LOOP,anon_heap_LOOP,o,f"))
+(rule "concrete_or_2" (formula "2") (ossStep))
+(builtin "Loop Invariant" (formula "7") (newnames "variant,b_0,heapBefore_LOOP,iBefore_LOOP,bBefore_LOOP,aBefore_LOOP,i_0,b_1,a_0,heap_After_LOOP,anon_heap_LOOP,o,f"))
 (branch "Invariant Initially Valid"
-    (builtin "One Step Simplification" (formula "7") (ifInst ""  (formula "1")) (ifInst ""  (formula "4")) (ifInst ""  (formula "5")))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1") (ossStep))
+   (rule "replace_known_left" (formula "7") (term "1") (ifseqformula "1") (ossStep))
+   (rule "concrete_and_3" (formula "7") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0,0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,0,0,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,0,0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,0,0,0,0") (ossStep))
+   (rule "replace_known_left" (formula "7") (term "1,0,0,0,0") (ifseqformula "4") (ossStep))
+   (rule "concrete_and_3" (formula "7") (term "0,0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,0,0,0") (ossStep))
+   (rule "replace_known_left" (formula "7") (term "1,0,0,0") (ifseqformula "5") (ossStep))
+   (rule "concrete_and_3" (formula "7") (term "0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,0,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,0,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,1,1,0,0") (ossStep))
+   (rule "eqClose" (formula "7") (term "1,0,0") (ossStep))
+   (rule "concrete_and_3" (formula "7") (term "0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,1,1,1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "2,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,2,1,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,2,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,2,1,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,2,1,1,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "3,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,3,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,3,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,3,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,3,1,1,1") (ossStep))
    (rule "Contract_axiom_for_gcd_in_ParallelGcd" (formula "7") (term "0,1,1") (inst "i=i_1") (userinteraction))
-    (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "5")) (ifInst ""  (formula "6")) (ifInst ""  (formula "2")) (ifInst ""  (formula "2")))
+   (rule "replace_known_left" (formula "1") (term "0,0,0") (ifseqformula "5") (ossStep))
+   (rule "replace_known_left" (formula "1") (term "1,0,0") (ifseqformula "6") (ossStep))
+   (rule "replace_known_left" (formula "1") (term "0,1,0") (ifseqformula "2") (ossStep))
+   (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "2") (ossStep))
+   (rule "eq_and" (formula "1") (term "0") (ossStep))
+   (rule "concrete_and_1" (formula "1") (term "0") (ossStep))
+   (rule "concrete_impl_1" (formula "1") (ossStep))
+   (rule "expandInInt" (formula "1") (term "1,0,0,0,1,0,0,0") (ossStep))
+   (rule "concrete_and_3" (formula "1") (term "0,0,0,1,0,0,0") (ossStep))
    (rule "leq_literals" (formula "8") (term "0,0"))
-    (builtin "One Step Simplification" (formula "8"))
+   (rule "concrete_and_1" (formula "8") (term "0") (ossStep))
    (rule "andLeft" (formula "1"))
    (rule "andLeft" (formula "1"))
    (rule "andLeft" (formula "1"))
@@ -118,12 +281,193 @@
    (rule "eqSymm" (formula "5") (term "1"))
    (rule "eqSymm" (formula "4") (term "0"))
    (rule "replace_known_left" (formula "14") (term "0") (ifseqformula "6"))
-    (builtin "One Step Simplification" (formula "14") (ifInst ""  (formula "5")))
+   (rule "replace_known_left" (formula "14") (term "1") (ifseqformula "5") (ossStep))
+   (rule "concrete_and_1" (formula "14") (ossStep))
    (rule "closeTrue" (formula "14"))
 )
 (branch "Body Preserves Invariant"
-    (builtin "One Step Simplification" (formula "9"))
-    (builtin "One Step Simplification" (formula "7"))
+   (rule "simplifyUpdate2" (formula "9") (term "1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "9") (term "1,1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (term "0,1,1,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "9") (term "1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (term "0,1,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "9") (term "1") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (term "0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "9") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (term "0") (ossStep))
+   (rule "sequentialToParallel2" (formula "9") (term "0") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (term "0") (ossStep))
+   (rule "simplifyUpdate3" (formula "9") (term "0,0") (ossStep))
+   (rule "sequentialToParallel2" (formula "9") (term "1,1,1") (ossStep))
+   (rule "simplifyUpdate3" (formula "9") (term "1,0,1,1,1") (ossStep))
+   (rule "applyOnElementary" (formula "9") (term "1,0,1,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "9") (term "0,1,0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "9") (term "0,0,1,0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "9") (term "1,0,1,0,1,1,1") (ossStep))
+   (rule "sequentialToParallel2" (formula "9") (term "1,1") (ossStep))
+   (rule "simplifyUpdate3" (formula "9") (term "1,0,1,1") (ossStep))
+   (rule "sequentialToParallel2" (formula "9") (term "1") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (term "1") (ossStep))
+   (rule "simplifyUpdate3" (formula "9") (term "1,0,1") (ossStep))
+   (rule "applyOnParallel" (formula "9") (term "1,0,1") (ossStep))
+   (rule "simplifyUpdate3" (formula "9") (term "0,1,0,1") (ossStep))
+   (rule "applyOnParallel" (formula "9") (term "1,1,0,1") (ossStep))
+   (rule "simplifyUpdate3" (formula "9") (term "0,1,1,0,1") (ossStep))
+   (rule "applyOnElementary" (formula "9") (term "1,1,1,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "9") (term "0,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "9") (term "1,0,1,1,1,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "9") (term "0,0,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "9") (term "0,0,0,1,1,1,0,1") (ossStep))
+   (rule "expandInInt" (formula "7") (term "0,0,1,1,1") (ossStep))
+   (rule "concrete_and_1" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "expandInInt" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "concrete_and_1" (formula "7") (term "1,1,1") (ossStep))
+   (rule "expandInInt" (formula "7") (term "1,1,1") (ossStep))
+   (rule "concrete_and_3" (formula "7") (term "1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,0,0,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,0,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,0,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,0,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,1,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,1,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,1,1,1,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "2,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,2,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,2,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,2,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,2,1,1,1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "3,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,3,1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,3,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,3,1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,3,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,0,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,1,1,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1") (ossStep))
    (rule "impRight" (formula "9"))
    (rule "andLeft" (formula "8"))
    (rule "andLeft" (formula "8"))
@@ -135,12 +479,30 @@
    (rule "variableDeclarationAssign" (formula "13") (term "1"))
    (rule "variableDeclaration" (formula "13") (term "1") (newnames "b_0_2"))
    (rule "inequality_comparison_simple" (formula "13") (term "1"))
-    (builtin "One Step Simplification" (formula "13"))
+   (rule "sequentialToParallel2" (formula "13") (ossStep))
+   (rule "simplifyUpdate2" (formula "13") (ossStep))
+   (rule "simplifyUpdate3" (formula "13") (term "1,0") (ossStep))
+   (rule "applyOnElementary" (formula "13") (term "1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "13") (term "0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "13") (term "1,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "13") (term "2,0,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "13") (term "0,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "13") (term "0,0,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "13") (term "0,0,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "13") (term "1,0,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "13") (term "1,0,0,1,0") (ossStep))
    (rule "eqSymm" (formula "13") (term "0,0,1,0"))
    (rule "methodCallEmpty" (formula "13") (term "1"))
-    (builtin "One Step Simplification" (formula "13"))
+   (rule "simplifyUpdate2" (formula "13") (ossStep))
    (rule "emptyModality" (formula "13") (term "1"))
-    (builtin "One Step Simplification" (formula "13"))
+   (rule "applyOnRigidFormula" (formula "13") (ossStep))
+   (rule "applyOnRigidFormula" (formula "13") (term "0") (ossStep))
+   (rule "applyOnPV" (formula "13") (term "0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "13") (term "1,0") (ossStep))
+   (rule "ifthenelse_concrete4" (formula "13") (term "0") (ossStep))
+   (rule "boolean_not_equal_2" (formula "13") (term "1,0") (ossStep))
+   (rule "concrete_or_4" (formula "13") (term "0") (ossStep))
+   (rule "double_not" (formula "13") (ossStep))
    (rule "eqSymm" (formula "15") (term "1,1,0,0,1,1,0,1"))
    (rule "eqSymm" (formula "15") (term "1,1,0,0,0,1,1,0,1"))
    (rule "eqSymm" (formula "12") (term "1"))
@@ -161,7 +523,8 @@
    (rule "variableDeclarationAssign" (formula "15") (term "1"))
    (rule "variableDeclaration" (formula "15") (term "1") (newnames "exc_1"))
    (rule "assignment" (formula "15") (term "1"))
-    (builtin "One Step Simplification" (formula "15"))
+   (rule "sequentialToParallel2" (formula "15") (ossStep))
+   (rule "simplifyUpdate3" (formula "15") (term "1,0") (ossStep))
    (rule "variableDeclaration" (formula "15") (term "1") (newnames "thrownExc"))
    (rule "applyEq" (formula "11") (term "1,1") (ifseqformula "10"))
    (rule "applyEq" (formula "12") (term "1,1") (ifseqformula "10"))
@@ -169,14 +532,28 @@
    (rule "ifUnfold" (formula "15") (term "1") (inst "#boolv=x;"))
    (rule "variableDeclaration" (formula "15") (term "1") (newnames "x"))
    (rule "inequality_comparison_simple" (formula "15") (term "1"))
-    (builtin "One Step Simplification" (formula "15"))
+   (rule "sequentialToParallel2" (formula "15") (ossStep))
+   (rule "simplifyUpdate3" (formula "15") (term "1,0") (ossStep))
+   (rule "applyOnElementary" (formula "15") (term "1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "15") (term "0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "2,0,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "0,0,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,0,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "1,0,0,1,0") (ossStep))
    (rule "eqSymm" (formula "15") (term "0,0,1,0"))
    (rule "replace_known_right" (formula "15") (term "0,0,1,0") (ifseqformula "13"))
-    (builtin "One Step Simplification" (formula "15"))
+   (rule "ifthenelse_false" (formula "15") (term "0,1,0") (ossStep))
    (rule "ifSplit" (formula "15"))
    (branch "if x true"
-       (builtin "One Step Simplification" (formula "16"))
-       (builtin "One Step Simplification" (formula "1"))
+      (rule "simplifyUpdate2" (formula "16") (ossStep))
+      (rule "simplifyUpdate2" (formula "1") (ossStep))
+      (rule "applyOnRigidFormula" (formula "1") (ossStep))
+      (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+      (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+      (rule "eqClose" (formula "1") (ossStep))
       (rule "true_left" (formula "1"))
       (rule "ifUnfold" (formula "15") (term "1") (inst "#boolv=x;"))
       (rule "variableDeclaration" (formula "15") (term "1") (newnames "x_1"))
@@ -185,15 +562,38 @@
       (rule "variableDeclaration" (formula "15") (term "1") (newnames "x_2"))
       (rule "assignment_read_length" (formula "15") (term "1"))
       (branch "Normal Execution (_r != null)"
-          (builtin "One Step Simplification" (formula "16"))
-          (builtin "One Step Simplification" (formula "15") (ifInst ""  (formula "14")))
-         (rule "false_right" (formula "15"))
+         (rule "sequentialToParallel2" (formula "16") (ossStep))
+         (rule "simplifyUpdate3" (formula "16") (term "1,0") (ossStep))
+         (rule "applyOnElementary" (formula "16") (term "1,0") (ossStep))
+         (rule "applyOnRigidTerm" (formula "16") (term "0,1,0") (ossStep))
+         (rule "applyOnPV" (formula "16") (term "0,0,1,0") (ossStep))
+         (rule "simplifyUpdate2" (formula "15") (ossStep))
+         (rule "applyOnRigidFormula" (formula "15") (ossStep))
+         (rule "applyOnPV" (formula "15") (term "0") (ossStep))
+         (rule "simplifyUpdate1" (formula "15") (term "1") (ossStep))
          (rule "less_equal_than_comparison_simple" (formula "15") (term "1"))
-          (builtin "One Step Simplification" (formula "15"))
+         (rule "sequentialToParallel2" (formula "15") (ossStep))
+         (rule "simplifyUpdate2" (formula "15") (ossStep))
+         (rule "simplifyUpdate3" (formula "15") (term "1,0") (ossStep))
+         (rule "applyOnElementary" (formula "15") (term "1,0") (ossStep))
+         (rule "applyOnRigidTerm" (formula "15") (term "0,1,0") (ossStep))
+         (rule "simplifyUpdate1" (formula "15") (term "1,0,1,0") (ossStep))
+         (rule "simplifyUpdate1" (formula "15") (term "2,0,1,0") (ossStep))
+         (rule "applyOnRigidFormula" (formula "15") (term "0,0,1,0") (ossStep))
+         (rule "simplifyUpdate1" (formula "15") (term "0,0,0,1,0") (ossStep))
+         (rule "applyOnPV" (formula "15") (term "0,0,0,1,0") (ossStep))
+         (rule "simplifyUpdate1" (formula "15") (term "1,0,0,1,0") (ossStep))
+         (rule "applyOnPV" (formula "15") (term "1,0,0,1,0") (ossStep))
          (rule "ifSplit" (formula "15"))
          (branch "if x_1 true"
-             (builtin "One Step Simplification" (formula "16"))
-             (builtin "One Step Simplification" (formula "1"))
+            (rule "simplifyUpdate2" (formula "16") (ossStep))
+            (rule "simplifyUpdate2" (formula "1") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (ossStep))
+            (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+            (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+            (rule "ifthenelse_concrete3" (formula "1") (ossStep))
+            (rule "boolean_not_equal_2" (formula "1") (term "1") (ossStep))
+            (rule "concrete_or_4" (formula "1") (ossStep))
             (rule "blockThrow" (formula "16") (term "1"))
             (rule "throwUnfold" (formula "16") (term "1") (inst "#v0=e;"))
             (rule "variableDeclarationAssign" (formula "16") (term "1"))
@@ -211,135 +611,343 @@
             (rule "staticMethodCallStaticWithAssignmentViaTypereference" (formula "18") (term "1") (inst "#v0=e_2;"))
             (rule "variableDeclaration" (formula "18") (term "1") (newnames "e_2"))
             (rule "methodBodyExpand" (formula "18") (term "1") (newnames "heapBefore_<createObject>,savedHeapBefore_<createObject>"))
-             (builtin "One Step Simplification" (formula "18"))
+            (rule "simplifyUpdate2" (formula "18") (term "1") (ossStep))
             (rule "variableDeclaration" (formula "18") (term "1") (newnames "__NEW__"))
             (rule "staticMethodCallStaticWithAssignmentViaTypereference" (formula "18") (term "1") (inst "#v0=e_3;"))
             (rule "variableDeclaration" (formula "18") (term "1") (newnames "e_3"))
             (rule "allocateInstance" (formula "18"))
-             (builtin "One Step Simplification" (formula "19"))
-             (builtin "One Step Simplification" (formula "1"))
+            (rule "sequentialToParallel2" (formula "19") (ossStep))
+            (rule "simplifyUpdate2" (formula "19") (ossStep))
+            (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+            (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+            (rule "applyOnRigidTerm" (formula "19") (term "0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "19") (term "0,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0") (ossStep))
+            (rule "false_to_not_true" (formula "1") (term "1,1,0,1") (ossStep))
+            (rule "simplifyUpdate2" (formula "1") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (ossStep))
+            (rule "simplifyUpdate2" (formula "1") (term "1") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+            (rule "simplifyUpdate2" (formula "1") (term "0,0") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (term "1,0") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (term "0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "1") (term "0,0,1,0") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (term "1,1,0") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (term "0,1,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "1") (term "1,0,1,1,0") (ossStep))
+            (rule "applyOnRigidTerm" (formula "1") (term "0,0,1,1,0") (ossStep))
+            (rule "applyOnPV" (formula "1") (term "0,0,0,1,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "1") (term "1,0,0,1,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "1") (term "2,0,0,1,1,0") (ossStep))
             (rule "wellFormedAnon" (formula "1") (term "0,1,0"))
             (rule "andLeft" (formula "1"))
             (rule "andLeft" (formula "1"))
             (rule "notLeft" (formula "1"))
             (rule "replace_known_left" (formula "1") (term "1,0") (ifseqformula "11"))
-             (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "6")))
+            (rule "replace_known_left" (formula "1") (term "0,0") (ifseqformula "6") (ossStep))
+            (rule "concrete_and_1" (formula "1") (term "0") (ossStep))
+            (rule "concrete_impl_1" (formula "1") (ossStep))
             (rule "notLeft" (formula "1"))
             (rule "blockEmpty" (formula "21") (term "1"))
             (rule "assignment" (formula "21") (term "1"))
-             (builtin "One Step Simplification" (formula "21"))
+            (rule "sequentialToParallel2" (formula "21") (ossStep))
+            (rule "simplifyUpdate3" (formula "21") (term "1,0") (ossStep))
             (rule "selectCreatedOfAnonAsFormula" (formula "17"))
             (rule "orRight" (formula "17"))
             (rule "methodBodyExpand" (formula "22") (term "1") (newnames "heapBefore_<create>,savedHeapBefore_<create>"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "simplifyUpdate2" (formula "22") (term "1") (ossStep))
             (rule "assignment_write_attribute_this" (formula "22") (term "1"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "sequentialToParallel2" (formula "22") (ossStep))
+            (rule "simplifyUpdate2" (formula "22") (ossStep))
+            (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnRigidTerm" (formula "22") (term "0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "2,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "3,0,1,0") (ossStep))
             (rule "methodCallWithinClass" (formula "22") (term "1"))
             (rule "methodBodyExpand" (formula "22") (term "1") (newnames "heapBefore_<prepareEnter>,savedHeapBefore_<prepareEnter>"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "simplifyUpdate2" (formula "22") (term "1") (ossStep))
             (rule "methodCallSuper" (formula "22") (term "1"))
             (rule "methodBodyExpand" (formula "22") (term "1") (newnames "heapBefore_<prepare>,savedHeapBefore_<prepare>"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "simplifyUpdate2" (formula "22") (term "1") (ossStep))
             (rule "methodCallSuper" (formula "22") (term "1"))
             (rule "methodBodyExpand" (formula "22") (term "1") (newnames "heapBefore_<prepare>_0,savedHeapBefore_<prepare>_0"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "simplifyUpdate2" (formula "22") (term "1") (ossStep))
             (rule "methodCallEmpty" (formula "22") (term "1"))
             (rule "blockEmpty" (formula "22") (term "1"))
             (rule "assignment_write_attribute_this" (formula "22") (term "1"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "sequentialToParallel2" (formula "22") (ossStep))
+            (rule "simplifyUpdate2" (formula "22") (ossStep))
+            (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnRigidTerm" (formula "22") (term "0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "2,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "3,0,1,0") (ossStep))
             (rule "assignment_write_attribute_this" (formula "22") (term "1"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "sequentialToParallel2" (formula "22") (ossStep))
+            (rule "simplifyUpdate2" (formula "22") (ossStep))
+            (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnRigidTerm" (formula "22") (term "0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "2,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "3,0,1,0") (ossStep))
             (rule "methodCallEmpty" (formula "22") (term "1"))
             (rule "methodCallEmpty" (formula "22") (term "1"))
             (rule "blockEmpty" (formula "22") (term "1"))
             (rule "methodCallReturnIgnoreResult" (formula "22") (term "1"))
             (rule "methodCallReturn" (formula "22") (term "1"))
             (rule "assignment" (formula "22") (term "1"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "sequentialToParallel2" (formula "22") (ossStep))
+            (rule "simplifyUpdate2" (formula "22") (ossStep))
+            (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "0,1,0") (ossStep))
             (rule "methodCallEmpty" (formula "22") (term "1"))
             (rule "blockEmpty" (formula "22") (term "1"))
             (rule "assignment" (formula "22") (term "1"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "sequentialToParallel2" (formula "22") (ossStep))
+            (rule "simplifyUpdate2" (formula "22") (ossStep))
+            (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "0,1,0") (ossStep))
             (rule "methodBodyExpand" (formula "22") (term "1") (newnames "heapBefore_<init>,savedHeapBefore_<init>"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "simplifyUpdate2" (formula "22") (term "1") (ossStep))
             (rule "methodCallSuper" (formula "22") (term "1"))
             (rule "methodBodyExpand" (formula "22") (term "1") (newnames "heapBefore_<init>_0,savedHeapBefore_<init>_0"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "simplifyUpdate2" (formula "22") (term "1") (ossStep))
             (rule "methodCallSuper" (formula "22") (term "1"))
             (rule "methodBodyExpand" (formula "22") (term "1") (newnames "heapBefore_<init>_1,savedHeapBefore_<init>_1"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "simplifyUpdate2" (formula "22") (term "1") (ossStep))
             (rule "methodCallEmpty" (formula "22") (term "1"))
             (rule "blockEmpty" (formula "22") (term "1"))
             (rule "assignment_write_attribute_this" (formula "22") (term "1"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "sequentialToParallel2" (formula "22") (ossStep))
+            (rule "simplifyUpdate2" (formula "22") (ossStep))
+            (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnRigidTerm" (formula "22") (term "0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "2,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "3,0,1,0") (ossStep))
             (rule "assignment_write_attribute_this" (formula "22") (term "1"))
-             (builtin "One Step Simplification" (formula "22"))
+            (rule "sequentialToParallel2" (formula "22") (ossStep))
+            (rule "dropEffectlessStores" (formula "22") (term "0,1,0,0") (ossStep))
+            (rule "dropEffectlessStores" (formula "22") (term "0,1,0,1,0") (ossStep))
+            (rule "simplifyUpdate2" (formula "22") (ossStep))
+            (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+            (rule "applyOnRigidTerm" (formula "22") (term "0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "0,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "applyOnPV" (formula "22") (term "1,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "2,0,1,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "22") (term "3,0,1,0") (ossStep))
             (rule "methodCallEmpty" (formula "22") (term "1"))
             (rule "methodCallEmpty" (formula "22") (term "1"))
             (rule "blockEmpty" (formula "22") (term "1"))
             (rule "assignment_write_attribute" (formula "22") (term "1"))
             (branch "Normal Execution (e_1 != null)"
-                (builtin "One Step Simplification" (formula "23"))
-                (builtin "One Step Simplification" (formula "22") (ifInst ""  (formula "19")))
-               (rule "false_right" (formula "22"))
+               (rule "sequentialToParallel2" (formula "23") (ossStep))
+               (rule "dropEffectlessStores" (formula "23") (term "0,1,0,0") (ossStep))
+               (rule "dropEffectlessStores" (formula "23") (term "0,1,0,1,0") (ossStep))
+               (rule "simplifyUpdate2" (formula "23") (ossStep))
+               (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "23") (term "0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "3,0,1,0") (ossStep))
+               (rule "simplifyUpdate2" (formula "22") (ossStep))
+               (rule "applyOnRigidFormula" (formula "22") (ossStep))
+               (rule "applyOnPV" (formula "22") (term "0") (ossStep))
+               (rule "simplifyUpdate1" (formula "22") (term "1") (ossStep))
                (rule "assignment" (formula "22") (term "1"))
-                (builtin "One Step Simplification" (formula "22"))
+               (rule "sequentialToParallel2" (formula "22") (ossStep))
+               (rule "dropEffectlessStores" (formula "22") (term "0,1,0,0") (ossStep))
+               (rule "dropEffectlessStores" (formula "22") (term "0,1,0,1,0") (ossStep))
+               (rule "simplifyUpdate2" (formula "22") (ossStep))
+               (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+               (rule "applyOnPV" (formula "22") (term "0,1,0") (ossStep))
                (rule "tryCatchThrow" (formula "22") (term "1"))
                (rule "ifElseUnfold" (formula "22") (term "1") (inst "#boolv=x;"))
                (rule "variableDeclaration" (formula "22") (term "1") (newnames "x_4"))
                (rule "equality_comparison_simple" (formula "22") (term "1"))
-                (builtin "One Step Simplification" (formula "22"))
+               (rule "sequentialToParallel2" (formula "22") (ossStep))
+               (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "22") (term "0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "22") (term "2,0,1,0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "22") (term "0,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "22") (term "0,0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "22") (term "1,0,0,1,0") (ossStep))
                (rule "replace_known_right" (formula "22") (term "0,0,1,0") (ifseqformula "19"))
-                (builtin "One Step Simplification" (formula "22"))
+               (rule "ifthenelse_false" (formula "22") (term "0,1,0") (ossStep))
                (rule "ifElseSplit" (formula "22"))
                (branch "if x_4 true"
-                   (builtin "One Step Simplification" (formula "1"))
+                  (rule "simplifyUpdate2" (formula "1") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                  (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                  (rule "boolean_not_equal_2" (formula "1") (ossStep))
                   (rule "closeFalse" (formula "1"))
                )
                (branch "if x_4 false"
-                   (builtin "One Step Simplification" (formula "23"))
-                   (builtin "One Step Simplification" (formula "1"))
+                  (rule "simplifyUpdate2" (formula "23") (ossStep))
+                  (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+                  (rule "simplifyUpdate2" (formula "1") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                  (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                  (rule "boolean_not_equal_2" (formula "1") (term "0") (ossStep))
+                  (rule "concrete_not_2" (formula "1") (ossStep))
                   (rule "true_left" (formula "1"))
                   (rule "ifElseSplit" (formula "22"))
                   (branch "if e instanceof java.lang.Throwable true"
-                      (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                     (rule "instanceof_static_type" (formula "1") (term "2,0,1") (ossStep))
+                     (rule "ifthenelse_concrete4" (formula "1") (term "1") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "1") (term "1,1") (ossStep))
+                     (rule "concrete_or_4" (formula "1") (term "1") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                     (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                     (rule "replace_known_right" (formula "1") (term "0") (ifseqformula "20") (ossStep))
+                     (rule "concrete_not_2" (formula "1") (ossStep))
                      (rule "true_left" (formula "1"))
                      (rule "variableDeclaration" (formula "22") (term "1") (newnames "e_4"))
                      (rule "delete_unnecessary_cast" (formula "22") (term "1"))
-                      (builtin "One Step Simplification" (formula "23"))
-                      (builtin "One Step Simplification" (formula "1"))
+                     (rule "sequentialToParallel2" (formula "23") (ossStep))
+                     (rule "simplifyUpdate2" (formula "23") (ossStep))
+                     (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+                     (rule "applyOnPV" (formula "23") (term "0,1,0") (ossStep))
+                     (rule "instanceof_static_type" (formula "1") (term "0,1,1") (ossStep))
+                     (rule "eqClose" (formula "1") (term "1,1") (ossStep))
+                     (rule "concrete_or_3" (formula "1") (term "1") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
                      (rule "true_left" (formula "1"))
                      (rule "assignment" (formula "22") (term "1"))
-                      (builtin "One Step Simplification" (formula "22"))
+                     (rule "sequentialToParallel2" (formula "22") (ossStep))
+                     (rule "simplifyUpdate2" (formula "22") (ossStep))
+                     (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
                      (rule "assignment" (formula "22") (term "1"))
-                      (builtin "One Step Simplification" (formula "22"))
+                     (rule "sequentialToParallel2" (formula "22") (ossStep))
+                     (rule "simplifyUpdate2" (formula "22") (ossStep))
+                     (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+                     (rule "applyOnPV" (formula "22") (term "0,1,0") (ossStep))
                      (rule "methodCallEmpty" (formula "22") (term "1"))
                      (rule "emptyModality" (formula "22") (term "1"))
-                      (builtin "One Step Simplification" (formula "22"))
+                     (rule "applyOnRigidFormula" (formula "22") (ossStep))
+                     (rule "simplifyUpdate2" (formula "22") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "22") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "22") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "22") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "22") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "22") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "22") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "22") (term "1,0,0") (ossStep))
+                     (rule "eqClose" (formula "22") (term "0,0") (ossStep))
+                     (rule "concrete_impl_1" (formula "22") (term "0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "22") (term "1") (ossStep))
+                     (rule "simplifyUpdate2" (formula "22") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate2" (formula "22") (term "1,1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "22") (term "0,1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "22") (term "0,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "22") (term "0,0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "22") (term "1,0,0,1") (ossStep))
+                     (rule "eqClose" (formula "22") (term "0,0,1") (ossStep))
+                     (rule "concrete_not_1" (formula "22") (term "0,1") (ossStep))
+                     (rule "concrete_impl_2" (formula "22") (term "1") (ossStep))
+                     (rule "concrete_and_3" (formula "22") (ossStep))
+                     (rule "sequentialToParallel2" (formula "22") (ossStep))
+                     (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "22") (term "0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "22") (term "2,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "22") (term "0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "22") (term "0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "22") (term "1,0,0,1,0") (ossStep))
                      (rule "replace_known_right" (formula "22") (term "0,0,1,0") (ifseqformula "19"))
-                      (builtin "One Step Simplification" (formula "22"))
+                     (rule "ifthenelse_false" (formula "22") (term "0,1,0") (ossStep))
                      (rule "ifElseSplit" (formula "22"))
                      (branch "if x_3 true"
-                         (builtin "One Step Simplification" (formula "23"))
-                         (builtin "One Step Simplification" (formula "1"))
+                        (rule "simplifyUpdate2" (formula "23") (ossStep))
+                        (rule "simplifyUpdate2" (formula "1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                        (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                        (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                        (rule "boolean_not_equal_2" (formula "1") (ossStep))
                         (rule "closeFalse" (formula "1"))
                      )
                      (branch "if x_3 false"
-                         (builtin "One Step Simplification" (formula "23"))
-                         (builtin "One Step Simplification" (formula "1"))
+                        (rule "simplifyUpdate2" (formula "23") (ossStep))
+                        (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+                        (rule "simplifyUpdate2" (formula "1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                        (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                        (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                        (rule "boolean_not_equal_2" (formula "1") (term "0") (ossStep))
+                        (rule "concrete_not_2" (formula "1") (ossStep))
                         (rule "true_left" (formula "1"))
                         (rule "elim_double_block" (formula "22") (term "1"))
                         (rule "ifElseSplit" (formula "22"))
                         (branch "if thrownExc instanceof java.lang.Throwable true"
-                            (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                           (rule "instanceof_static_type" (formula "1") (term "2,0,1") (ossStep))
+                           (rule "ifthenelse_concrete4" (formula "1") (term "1") (ossStep))
+                           (rule "boolean_not_equal_2" (formula "1") (term "1,1") (ossStep))
+                           (rule "concrete_or_4" (formula "1") (term "1") (ossStep))
+                           (rule "simplifyUpdate2" (formula "1") (ossStep))
+                           (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                           (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                           (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                           (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                           (rule "replace_known_right" (formula "1") (term "0") (ifseqformula "20") (ossStep))
+                           (rule "concrete_not_2" (formula "1") (ossStep))
                            (rule "true_left" (formula "1"))
                            (rule "variableDeclaration" (formula "22") (term "1") (newnames "e_5"))
                            (rule "delete_unnecessary_cast" (formula "22") (term "1"))
-                            (builtin "One Step Simplification" (formula "23"))
-                            (builtin "One Step Simplification" (formula "1"))
+                           (rule "sequentialToParallel2" (formula "23") (ossStep))
+                           (rule "simplifyUpdate2" (formula "23") (ossStep))
+                           (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+                           (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+                           (rule "applyOnPV" (formula "23") (term "0,1,0") (ossStep))
+                           (rule "instanceof_static_type" (formula "1") (term "0,1,1") (ossStep))
+                           (rule "eqClose" (formula "1") (term "1,1") (ossStep))
+                           (rule "concrete_or_3" (formula "1") (term "1") (ossStep))
+                           (rule "simplifyUpdate2" (formula "1") (ossStep))
                            (rule "true_left" (formula "1"))
                            (rule "assignment" (formula "22") (term "1"))
-                            (builtin "One Step Simplification" (formula "22"))
+                           (rule "sequentialToParallel2" (formula "22") (ossStep))
+                           (rule "simplifyUpdate2" (formula "22") (ossStep))
+                           (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
+                           (rule "applyOnElementary" (formula "22") (term "1,0") (ossStep))
+                           (rule "applyOnPV" (formula "22") (term "0,1,0") (ossStep))
                            (rule "emptyModality" (formula "22") (term "1"))
                            (rule "andRight" (formula "22"))
                            (branch "Case 1"
@@ -348,11 +956,19 @@
                                  (rule "impRight" (formula "22"))
                                  (rule "andRight" (formula "23"))
                                  (branch "Case 1"
-                                     (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                                    (rule "simplifyUpdate2" (formula "1") (ossStep))
+                                    (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                                    (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                                    (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                                    (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                                     (rule "closeFalse" (formula "1"))
                                  )
                                  (branch "Case 2"
-                                     (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                                    (rule "simplifyUpdate2" (formula "1") (ossStep))
+                                    (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                                    (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                                    (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                                    (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                                     (rule "closeFalse" (formula "1"))
                                  )
                               )
@@ -360,14 +976,50 @@
                                  (rule "impRight" (formula "22"))
                                  (rule "orRight" (formula "23"))
                                  (rule "orRight" (formula "23"))
-                                  (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
-                                  (builtin "One Step Simplification" (formula "25"))
+                                 (rule "simplifyUpdate2" (formula "1") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                                 (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                                 (rule "replace_known_right" (formula "1") (term "0") (ifseqformula "20") (ossStep))
+                                 (rule "concrete_not_2" (formula "1") (ossStep))
+                                 (rule "simplifyUpdate2" (formula "25") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "25") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "25") (term "1") (ossStep))
+                                 (rule "applyOnRigidTerm" (formula "25") (term "0") (ossStep))
+                                 (rule "applyOnPV" (formula "25") (term "0,0") (ossStep))
+                                 (rule "instanceof_static_type" (formula "25") (term "0") (ossStep))
+                                 (rule "eqClose" (formula "25") (ossStep))
                                  (rule "closeTrue" (formula "25"))
                               )
                            )
                            (branch "Case 2"
-                               (builtin "One Step Simplification" (formula "22"))
-                               (builtin "One Step Simplification" (formula "3"))
+                              (rule "simplifyUpdate2" (formula "22") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "22") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "22") (term "0") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "22") (term "0,0") (ossStep))
+                              (rule "simplifyUpdate2" (formula "22") (term "0,0,0") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "22") (term "0,0,0") (ossStep))
+                              (rule "simplifyUpdate2" (formula "22") (term "0,0,0,0") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "22") (term "1,0,0,0") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "22") (term "0,1,0,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0,0,0") (ossStep))
+                              (rule "applyOnRigidTerm" (formula "22") (term "0,0,1,0,0,0") (ossStep))
+                              (rule "applyOnPV" (formula "22") (term "0,0,0,1,0,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "1,0,0,1,0,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "2,0,0,1,0,0,0") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "22") (term "1,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "0,1,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "1,1,0,0") (ossStep))
+                              (rule "applyOnRigidTerm" (formula "22") (term "0,1,0,0") (ossStep))
+                              (rule "applyOnPV" (formula "22") (term "0,0,1,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "1,0,1,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "2,0,1,0,0") (ossStep))
+                              (rule "applyOnRigidTerm" (formula "22") (term "1,1,0,0") (ossStep))
+                              (rule "applyOnPV" (formula "22") (term "0,1,1,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "1,1,1,0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "22") (term "2,1,1,0,0") (ossStep))
+                              (rule "expandInInt" (formula "3") (ossStep))
                               (rule "true_left" (formula "3"))
                               (rule "allRight" (formula "21") (inst "sk=f_0"))
                               (rule "allRight" (formula "21") (inst "sk=o_0"))
@@ -413,7 +1065,9 @@
                               (rule "polySimp_elimOne" (formula "15") (term "0,0"))
                               (rule "pullOutSelect" (formula "22") (term "0") (inst "selectSK=f_0_0"))
                               (rule "simplifySelectOfStore" (formula "1"))
-                               (builtin "One Step Simplification" (formula "1"))
+                              (rule "equalUnique" (formula "1") (term "0,1,0,0") (ossStep))
+                              (rule "concrete_not_2" (formula "1") (term "1,0,0") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0,0") (ossStep))
                               (rule "castDel" (formula "1") (term "1,0"))
                               (rule "eqSymm" (formula "23"))
                               (rule "eqSymm" (formula "1") (term "1,0,0"))
@@ -423,13 +1077,17 @@
                               (rule "add_zero_left" (formula "3") (term "0"))
                               (rule "pullOutSelect" (formula "1") (term "2,0") (inst "selectSK=f_0_1"))
                               (rule "simplifySelectOfStore" (formula "1"))
-                               (builtin "One Step Simplification" (formula "1"))
+                              (rule "equalUnique" (formula "1") (term "0,1,0,0") (ossStep))
+                              (rule "concrete_not_2" (formula "1") (term "1,0,0") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0,0") (ossStep))
                               (rule "castDel" (formula "1") (term "1,0"))
                               (rule "eqSymm" (formula "1") (term "1,0,0"))
                               (rule "eqSymm" (formula "1") (term "0,0,0"))
                               (rule "pullOutSelect" (formula "1") (term "2,0") (inst "selectSK=f_0_2"))
                               (rule "simplifySelectOfStore" (formula "1"))
-                               (builtin "One Step Simplification" (formula "1"))
+                              (rule "equalUnique" (formula "1") (term "0,1,0,0") (ossStep))
+                              (rule "concrete_not_2" (formula "1") (term "1,0,0") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0,0") (ossStep))
                               (rule "castDel" (formula "1") (term "1,0"))
                               (rule "eqSymm" (formula "1") (term "1,0,0"))
                               (rule "eqSymm" (formula "1") (term "0,0,0"))
@@ -438,10 +1096,16 @@
                               (rule "castDel" (formula "1") (term "1,0"))
                               (rule "eqSymm" (formula "1") (term "0,0,0,0"))
                               (rule "replace_known_right" (formula "1") (term "0,1,0,0,0") (ifseqformula "22"))
-                               (builtin "One Step Simplification" (formula "1"))
+                              (rule "concrete_not_2" (formula "1") (term "1,0,0,0") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0,0,0") (ossStep))
                               (rule "pullOutSelect" (formula "1") (term "2,0") (inst "selectSK=f_0_4"))
                               (rule "simplifySelectOfAnon" (formula "1"))
-                               (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "26")))
+                              (rule "elementOfEmpty" (formula "1") (term "0,0,0,0") (ossStep))
+                              (rule "concrete_and_2" (formula "1") (term "0,0,0") (ossStep))
+                              (rule "concrete_or_2" (formula "1") (term "0,0") (ossStep))
+                              (rule "elementOfFreshLocs" (formula "1") (term "0,0") (ossStep))
+                              (rule "replace_known_right" (formula "1") (term "0,0") (ifseqformula "26") (ossStep))
+                              (rule "ifthenelse_false" (formula "1") (term "0") (ossStep))
                               (rule "applyEqReverse" (formula "2") (term "2,0") (ifseqformula "1"))
                               (rule "hideAuxiliaryEq" (formula "1"))
                               (rule "commute_and" (formula "4") (term "0,0"))
@@ -451,39 +1115,46 @@
                               (rule "arrayLengthNotNegative" (formula "6") (term "0"))
                               (rule "cut_direct" (formula "25") (term "0,0"))
                               (branch "CUT: o_0 = null TRUE"
-                                  (builtin "One Step Simplification" (formula "26"))
+                                 (rule "concrete_not_1" (formula "26") (term "0") (ossStep))
+                                 (rule "concrete_and_2" (formula "26") (ossStep))
                                  (rule "false_right" (formula "26"))
                                  (rule "applyEq" (formula "5") (term "0,1,0,0") (ifseqformula "1"))
                                  (rule "eqSymm" (formula "5") (term "1,0,0"))
                                  (rule "replace_known_right" (formula "5") (term "1,0,0") (ifseqformula "23"))
-                                  (builtin "One Step Simplification" (formula "5"))
+                                 (rule "concrete_and_4" (formula "5") (term "0,0") (ossStep))
+                                 (rule "ifthenelse_false" (formula "5") (term "0") (ossStep))
                                  (rule "applyEqReverse" (formula "26") (term "1") (ifseqformula "5"))
                                  (rule "hideAuxiliaryEq" (formula "5"))
                                  (rule "applyEqRigid" (formula "25") (term "1,0") (ifseqformula "1"))
                                  (rule "applyEqRigid" (formula "3") (term "0,1,0,0") (ifseqformula "1"))
                                  (rule "eqSymm" (formula "3") (term "1,0,0"))
                                  (rule "replace_known_right" (formula "3") (term "1,0,0") (ifseqformula "22"))
-                                  (builtin "One Step Simplification" (formula "3"))
+                                 (rule "concrete_and_4" (formula "3") (term "0,0") (ossStep))
+                                 (rule "ifthenelse_false" (formula "3") (term "0") (ossStep))
                                  (rule "applyEqReverse" (formula "4") (term "2,0") (ifseqformula "3"))
                                  (rule "hideAuxiliaryEq" (formula "3"))
                                  (rule "applyEqRigid" (formula "3") (term "0,1,0,0") (ifseqformula "1"))
                                  (rule "eqSymm" (formula "3") (term "1,0,0"))
                                  (rule "replace_known_right" (formula "3") (term "1,0,0") (ifseqformula "21"))
-                                  (builtin "One Step Simplification" (formula "3"))
+                                 (rule "concrete_and_4" (formula "3") (term "0,0") (ossStep))
+                                 (rule "ifthenelse_false" (formula "3") (term "0") (ossStep))
                                  (rule "applyEqReverse" (formula "24") (term "1") (ifseqformula "3"))
                                  (rule "hideAuxiliaryEq" (formula "3"))
                                  (rule "applyEq" (formula "2") (term "1,2,0") (ifseqformula "1"))
                                  (rule "applyEqRigid" (formula "2") (term "0,1,0,0") (ifseqformula "1"))
                                  (rule "eqSymm" (formula "2") (term "1,0,0"))
                                  (rule "replace_known_right" (formula "2") (term "1,0,0") (ifseqformula "20"))
-                                  (builtin "One Step Simplification" (formula "2") (ifInst ""  (formula "23")))
+                                 (rule "concrete_and_4" (formula "2") (term "0,0") (ossStep))
+                                 (rule "ifthenelse_false" (formula "2") (term "0") (ossStep))
+                                 (rule "replace_known_right" (formula "2") (ifseqformula "23") (ossStep))
                                  (rule "closeFalse" (formula "2"))
                               )
                               (branch "CUT: o_0 = null FALSE"
-                                  (builtin "One Step Simplification" (formula "26"))
+                                 (rule "concrete_not_2" (formula "26") (term "0") (ossStep))
+                                 (rule "concrete_and_1" (formula "26") (ossStep))
                                  (rule "notRight" (formula "26"))
                                  (rule "arrayLengthIsAnInt" (formula "8") (term "0"))
-                                  (builtin "One Step Simplification" (formula "8"))
+                                 (rule "expandInInt" (formula "8") (ossStep))
                                  (rule "true_left" (formula "8"))
                                  (rule "ifthenelse_split" (formula "2") (term "0"))
                                  (branch "f_0 = java.lang.Object::<created> & o_0 = e_3 TRUE"
@@ -491,13 +1162,14 @@
                                     (rule "applyEqReverse" (formula "5") (term "2,0") (ifseqformula "4"))
                                     (rule "hideAuxiliaryEq" (formula "4"))
                                     (rule "replace_known_left" (formula "6") (term "1,0,0") (ifseqformula "3"))
-                                     (builtin "One Step Simplification" (formula "6"))
+                                    (rule "concrete_and_3" (formula "6") (term "0,0") (ossStep))
                                     (rule "replace_known_left" (formula "5") (term "1,0,0") (ifseqformula "3"))
-                                     (builtin "One Step Simplification" (formula "5"))
+                                    (rule "concrete_and_3" (formula "5") (term "0,0") (ossStep))
                                     (rule "replace_known_left" (formula "4") (term "1,0,0") (ifseqformula "3"))
-                                     (builtin "One Step Simplification" (formula "4"))
+                                    (rule "concrete_and_3" (formula "4") (term "0,0") (ossStep))
                                     (rule "applyEqRigid" (formula "6") (term "0,0,0") (ifseqformula "2"))
-                                     (builtin "One Step Simplification" (formula "6"))
+                                    (rule "equalUnique" (formula "6") (term "0,0") (ossStep))
+                                    (rule "ifthenelse_false" (formula "6") (term "0") (ossStep))
                                     (rule "applyEqReverse" (formula "28") (term "1") (ifseqformula "6"))
                                     (rule "hideAuxiliaryEq" (formula "6"))
                                     (rule "applyEq" (formula "27") (term "1,0") (ifseqformula "3"))
@@ -511,21 +1183,23 @@
                                     (branch "f_0 = java.lang.Throwable::$cause & o_0 = e_3 TRUE"
                                        (rule "andLeft" (formula "2"))
                                        (rule "applyEqReverse" (formula "5") (term "2,0") (ifseqformula "4"))
-                                        (builtin "One Step Simplification" (formula "5") (ifInst ""  (formula "3")))
+                                       (rule "replace_known_left" (formula "5") (term "1,0,0") (ifseqformula "3") (ossStep))
+                                       (rule "ifthenelse_same_branches" (formula "5") (term "0") (ossStep))
                                        (rule "applyEqReverse" (formula "6") (term "2,0") (ifseqformula "5"))
                                        (rule "hideAuxiliaryEq" (formula "4"))
                                        (rule "hideAuxiliaryEq" (formula "4"))
                                        (rule "replace_known_left" (formula "4") (term "1,0,0") (ifseqformula "3"))
-                                        (builtin "One Step Simplification" (formula "4"))
+                                       (rule "concrete_and_3" (formula "4") (term "0,0") (ossStep))
                                        (rule "replace_known_left" (formula "20") (term "1") (ifseqformula "3"))
-                                        (builtin "One Step Simplification" (formula "20"))
+                                       (rule "concrete_and_3" (formula "20") (ossStep))
                                        (rule "applyEq" (formula "26") (term "0") (ifseqformula "3"))
                                        (rule "applyEq" (formula "4") (term "0,0,0") (ifseqformula "2"))
-                                        (builtin "One Step Simplification" (formula "4"))
+                                       (rule "equalUnique" (formula "4") (term "0,0") (ossStep))
+                                       (rule "ifthenelse_false" (formula "4") (term "0") (ossStep))
                                        (rule "applyEqReverse" (formula "26") (term "1") (ifseqformula "4"))
                                        (rule "hideAuxiliaryEq" (formula "4"))
                                        (rule "applyEq" (formula "19") (term "0") (ifseqformula "2"))
-                                        (builtin "One Step Simplification" (formula "19"))
+                                       (rule "equalUnique" (formula "19") (ossStep))
                                        (rule "false_right" (formula "19"))
                                        (rule "applyEq" (formula "1") (term "1,0") (ifseqformula "3"))
                                        (rule "close" (formula "19") (ifseqformula "1"))
@@ -539,22 +1213,23 @@
                                           (rule "applyEqReverse" (formula "5") (term "2,0") (ifseqformula "4"))
                                           (rule "hideAuxiliaryEq" (formula "4"))
                                           (rule "replace_known_left" (formula "4") (term "1,0,0") (ifseqformula "3"))
-                                           (builtin "One Step Simplification" (formula "4"))
+                                          (rule "concrete_and_3" (formula "4") (term "0,0") (ossStep))
                                           (rule "replace_known_left" (formula "20") (term "1") (ifseqformula "3"))
-                                           (builtin "One Step Simplification" (formula "20"))
+                                          (rule "concrete_and_3" (formula "20") (ossStep))
                                           (rule "replace_known_left" (formula "21") (term "1") (ifseqformula "3"))
-                                           (builtin "One Step Simplification" (formula "21"))
+                                          (rule "concrete_and_3" (formula "21") (ossStep))
                                           (rule "applyEqRigid" (formula "20") (term "0") (ifseqformula "2"))
-                                           (builtin "One Step Simplification" (formula "20"))
+                                          (rule "equalUnique" (formula "20") (ossStep))
                                           (rule "false_right" (formula "20"))
                                           (rule "applyEqRigid" (formula "20") (term "0") (ifseqformula "2"))
-                                           (builtin "One Step Simplification" (formula "20"))
+                                          (rule "equalUnique" (formula "20") (ossStep))
                                           (rule "false_right" (formula "20"))
                                           (rule "applyEqRigid" (formula "26") (term "2,0") (ifseqformula "2"))
                                           (rule "narrowSelectType" (formula "26") (term "0") (ifseqformula "8"))
                                           (rule "eqSymm" (formula "26"))
                                           (rule "applyEq" (formula "4") (term "0,0,0") (ifseqformula "2"))
-                                           (builtin "One Step Simplification" (formula "4"))
+                                          (rule "equalUnique" (formula "4") (term "0,0") (ossStep))
+                                          (rule "ifthenelse_false" (formula "4") (term "0") (ossStep))
                                           (rule "applyEqReverse" (formula "26") (term "0") (ifseqformula "4"))
                                           (rule "hideAuxiliaryEq" (formula "4"))
                                           (rule "eqSymm" (formula "25"))
@@ -570,21 +1245,21 @@
                                              (rule "applyEqReverse" (formula "29") (term "1") (ifseqformula "4"))
                                              (rule "hideAuxiliaryEq" (formula "4"))
                                              (rule "replace_known_left" (formula "19") (term "1") (ifseqformula "3"))
-                                              (builtin "One Step Simplification" (formula "19"))
+                                             (rule "concrete_and_3" (formula "19") (ossStep))
                                              (rule "replace_known_left" (formula "20") (term "1") (ifseqformula "3"))
-                                              (builtin "One Step Simplification" (formula "20"))
+                                             (rule "concrete_and_3" (formula "20") (ossStep))
                                              (rule "replace_known_left" (formula "21") (term "1") (ifseqformula "3"))
-                                              (builtin "One Step Simplification" (formula "21"))
+                                             (rule "concrete_and_3" (formula "21") (ossStep))
                                              (rule "applyEq" (formula "28") (term "2,0") (ifseqformula "2"))
                                              (rule "narrowSelectType" (formula "28") (term "0") (ifseqformula "7"))
                                              (rule "applyEq" (formula "19") (term "0") (ifseqformula "2"))
-                                              (builtin "One Step Simplification" (formula "19"))
+                                             (rule "equalUnique" (formula "19") (ossStep))
                                              (rule "false_right" (formula "19"))
                                              (rule "applyEq" (formula "19") (term "0") (ifseqformula "2"))
-                                              (builtin "One Step Simplification" (formula "19"))
+                                             (rule "equalUnique" (formula "19") (ossStep))
                                              (rule "false_right" (formula "19"))
                                              (rule "applyEq" (formula "19") (term "0") (ifseqformula "2"))
-                                              (builtin "One Step Simplification" (formula "19"))
+                                             (rule "equalUnique" (formula "19") (ossStep))
                                              (rule "false_right" (formula "19"))
                                              (rule "applyEq" (formula "1") (term "1,0") (ifseqformula "3"))
                                              (rule "close" (formula "19") (ifseqformula "1"))
@@ -599,52 +1274,150 @@
                            )
                         )
                         (branch "if thrownExc instanceof java.lang.Throwable false"
-                            (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                           (rule "ifthenelse_concrete3" (formula "1") (term "1") (ossStep))
+                           (rule "false_to_not_true" (formula "1") (term "1,1") (ossStep))
+                           (rule "instanceof_static_type" (formula "1") (term "0,0,1,1") (ossStep))
+                           (rule "eqClose" (formula "1") (term "0,1,1") (ossStep))
+                           (rule "concrete_not_1" (formula "1") (term "1,1") (ossStep))
+                           (rule "concrete_or_4" (formula "1") (term "1") (ossStep))
+                           (rule "simplifyUpdate2" (formula "1") (ossStep))
+                           (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                           (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                           (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                           (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                            (rule "closeFalse" (formula "1"))
                         )
                      )
                   )
                   (branch "if e instanceof java.lang.Throwable false"
-                      (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                     (rule "ifthenelse_concrete3" (formula "1") (term "1") (ossStep))
+                     (rule "false_to_not_true" (formula "1") (term "1,1") (ossStep))
+                     (rule "instanceof_static_type" (formula "1") (term "0,0,1,1") (ossStep))
+                     (rule "eqClose" (formula "1") (term "0,1,1") (ossStep))
+                     (rule "concrete_not_1" (formula "1") (term "1,1") (ossStep))
+                     (rule "concrete_or_4" (formula "1") (term "1") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                     (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                     (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                      (rule "closeFalse" (formula "1"))
                   )
                )
             )
             (branch "Null Reference (e_1 = null)"
-                (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+               (rule "simplifyUpdate2" (formula "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (ossStep))
+               (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+               (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                (rule "closeFalse" (formula "1"))
             )
          )
          (branch "if x_1 false"
-             (builtin "One Step Simplification" (formula "16"))
-             (builtin "One Step Simplification" (formula "1"))
+            (rule "simplifyUpdate2" (formula "16") (ossStep))
+            (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+            (rule "simplifyUpdate2" (formula "1") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (ossStep))
+            (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+            (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+            (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+            (rule "ifthenelse_concrete3" (formula "1") (term "0") (ossStep))
+            (rule "boolean_not_equal_2" (formula "1") (term "1,0") (ossStep))
+            (rule "concrete_or_4" (formula "1") (term "0") (ossStep))
             (rule "notLeft" (formula "1"))
             (rule "ifElseUnfold" (formula "16") (term "1") (inst "#boolv=x;"))
             (rule "variableDeclaration" (formula "16") (term "1") (newnames "x_3"))
             (rule "assignment_array2" (formula "16") (term "1"))
             (branch "Normal Execution (_r != null)"
-                (builtin "One Step Simplification" (formula "17"))
-                (builtin "One Step Simplification" (formula "16") (ifInst ""  (formula "15")) (ifInst ""  (formula "13")))
+               (rule "sequentialToParallel2" (formula "17") (ossStep))
+               (rule "simplifyUpdate3" (formula "17") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "17") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "17") (term "0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "17") (term "0,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "17") (term "0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "17") (term "1,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "17") (term "1,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "17") (term "2,0,1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "17") (term "2,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "17") (term "0,2,0,1,0") (ossStep))
+               (rule "simplifyUpdate2" (formula "16") (ossStep))
+               (rule "applyOnRigidFormula" (formula "16") (ossStep))
+               (rule "simplifyUpdate2" (formula "16") (term "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "16") (term "0") (ossStep))
+               (rule "simplifyUpdate2" (formula "16") (term "0,0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "16") (term "0,0") (ossStep))
+               (rule "applyOnPV" (formula "16") (term "0,0,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "16") (term "1,0,0") (ossStep))
+               (rule "replace_known_right" (formula "16") (term "0,0") (ifseqformula "15") (ossStep))
+               (rule "concrete_or_2" (formula "16") (term "0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "16") (term "0") (ossStep))
+               (rule "simplifyUpdate1" (formula "16") (term "0,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "16") (term "1,0") (ossStep))
+               (rule "applyOnPV" (formula "16") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "16") (term "0,0") (ossStep))
+               (rule "applyOnPV" (formula "16") (term "0,0,0") (ossStep))
+               (rule "replace_known_right" (formula "16") (term "0") (ifseqformula "13") (ossStep))
+               (rule "concrete_or_2" (formula "16") (ossStep))
+               (rule "applyOnRigidFormula" (formula "16") (ossStep))
+               (rule "applyOnPV" (formula "16") (term "0") (ossStep))
+               (rule "simplifyUpdate1" (formula "16") (term "1") (ossStep))
                (rule "pullOutSelect" (formula "17") (term "0,1,0") (inst "selectSK=arr_0"))
                (rule "simplifySelectOfAnon" (formula "1"))
-                (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "16")) (ifInst ""  (formula "3")))
+               (rule "elementOfEmpty" (formula "1") (term "0,0,0,0") (ossStep))
+               (rule "concrete_and_2" (formula "1") (term "0,0,0") (ossStep))
+               (rule "concrete_or_2" (formula "1") (term "0,0") (ossStep))
+               (rule "elementOfFreshLocs" (formula "1") (term "0,0") (ossStep))
+               (rule "replace_known_right" (formula "1") (term "0,0,0,0") (ifseqformula "16") (ossStep))
+               (rule "replace_known_left" (formula "1") (term "0,1,0,0") (ifseqformula "3") (ossStep))
+               (rule "concrete_not_2" (formula "1") (term "0,0,0") (ossStep))
+               (rule "concrete_and_1" (formula "1") (term "0,0") (ossStep))
+               (rule "concrete_not_1" (formula "1") (term "0,0") (ossStep))
+               (rule "ifthenelse_false" (formula "1") (term "0") (ossStep))
                (rule "applyEqReverse" (formula "18") (term "0,1,0") (ifseqformula "1"))
                (rule "hideAuxiliaryEq" (formula "1"))
                (rule "ifElseSplit" (formula "17"))
                (branch "if x_3 true"
-                   (builtin "One Step Simplification" (formula "18"))
-                   (builtin "One Step Simplification" (formula "1"))
+                  (rule "simplifyUpdate2" (formula "18") (ossStep))
+                  (rule "simplifyUpdate2" (formula "1") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                  (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
                   (rule "ifUnfold" (formula "18") (term "1") (inst "#boolv=x;"))
                   (rule "variableDeclaration" (formula "18") (term "1") (newnames "x_4"))
                   (rule "greater_than_comparison_simple" (formula "18") (term "1"))
-                   (builtin "One Step Simplification" (formula "18"))
+                  (rule "sequentialToParallel2" (formula "18") (ossStep))
+                  (rule "simplifyUpdate3" (formula "18") (term "1,0") (ossStep))
+                  (rule "applyOnElementary" (formula "18") (term "1,0") (ossStep))
+                  (rule "applyOnRigidTerm" (formula "18") (term "0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "18") (term "1,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "18") (term "2,0,1,0") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "18") (term "0,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "18") (term "0,0,0,1,0") (ossStep))
+                  (rule "applyOnPV" (formula "18") (term "0,0,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "18") (term "1,0,0,1,0") (ossStep))
+                  (rule "applyOnPV" (formula "18") (term "1,0,0,1,0") (ossStep))
                   (rule "ifSplit" (formula "18"))
                   (branch "if x_4 true"
-                      (builtin "One Step Simplification" (formula "19"))
-                      (builtin "One Step Simplification" (formula "1"))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                     (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                     (rule "ifthenelse_concrete3" (formula "1") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "1") (term "1") (ossStep))
+                     (rule "concrete_or_4" (formula "1") (ossStep))
                      (rule "elim_double_block_2" (formula "19") (term "1"))
                      (rule "assignmentSubtractionInt" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0") (ossStep))
                      (rule "translateJavaSubInt" (formula "19") (term "0,1,0"))
                      (rule "polySimp_elimSub" (formula "19") (term "0,1,0"))
                      (rule "blockEmpty" (formula "19") (term "1"))
@@ -654,16 +1427,197 @@
                      (rule "variableDeclaration" (formula "19") (term "1") (newnames "x_5"))
                      (rule "remove_parentheses_right" (formula "19") (term "1"))
                      (rule "assignmentAdditionInt" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0") (ossStep))
                      (rule "translateJavaAddInt" (formula "19") (term "0,1,0"))
                      (rule "polySimp_addComm0" (formula "19") (term "0,1,0"))
                      (rule "widening_identity_cast_5" (formula "19") (term "1"))
                      (rule "assignment" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,0") (ossStep))
                      (rule "tryEmpty" (formula "19") (term "1"))
                      (rule "methodCallEmpty" (formula "19") (term "1"))
                      (rule "emptyModality" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19") (ifInst ""  (formula "11")))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "19") (term "0,0") (ossStep))
+                     (rule "concrete_impl_2" (formula "19") (term "0") (ossStep))
+                     (rule "concrete_and_1" (formula "19") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "19") (term "0,0") (ossStep))
+                     (rule "concrete_not_2" (formula "19") (term "0") (ossStep))
+                     (rule "concrete_impl_1" (formula "19") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,0,0,0,0,0") (ossStep))
+                     (rule "replace_known_left" (formula "19") (term "1,0,0,0,0,0") (ifseqformula "11") (ossStep))
+                     (rule "concrete_and_3" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,0,1") (ossStep))
                      (rule "andRight" (formula "19"))
                      (branch "Case 1"
                         (rule "andRight" (formula "19"))
@@ -736,7 +1690,7 @@
                                        (rule "polySimp_mulLiterals" (formula "3") (term "0"))
                                        (rule "polySimp_elimOne" (formula "3") (term "0"))
                                        (rule "replace_known_left" (formula "15") (term "0") (ifseqformula "3"))
-                                        (builtin "One Step Simplification" (formula "15"))
+                                       (rule "concrete_impl_1" (formula "15") (ossStep))
                                        (rule "inEqSimp_sepNegMonomial0" (formula "13"))
                                        (rule "polySimp_mulLiterals" (formula "13") (term "0"))
                                        (rule "polySimp_elimOne" (formula "13") (term "0"))
@@ -747,11 +1701,11 @@
                                        (rule "times_zero_1" (formula "17") (term "1,0,0"))
                                        (rule "add_zero_right" (formula "17") (term "0,0"))
                                        (rule "qeq_literals" (formula "17") (term "0"))
-                                        (builtin "One Step Simplification" (formula "17"))
+                                       (rule "concrete_and_2" (formula "17") (ossStep))
                                        (rule "false_right" (formula "17"))
                                        (rule "inEqSimp_contradInEq0" (formula "11") (ifseqformula "2"))
                                        (rule "qeq_literals" (formula "11") (term "0"))
-                                        (builtin "One Step Simplification" (formula "11"))
+                                       (rule "concrete_and_2" (formula "11") (ossStep))
                                        (rule "closeFalse" (formula "11"))
                                     )
                                     (branch "Case 2"
@@ -811,7 +1765,7 @@
                                        (rule "mul_literals" (formula "15") (term "0,1,0"))
                                        (rule "polySimp_elimOne" (formula "15") (term "1,1,0"))
                                        (rule "replace_known_left" (formula "15") (term "0") (ifseqformula "3"))
-                                        (builtin "One Step Simplification" (formula "15"))
+                                       (rule "concrete_impl_1" (formula "15") (ossStep))
                                        (rule "inEqSimp_sepNegMonomial0" (formula "16") (term "0"))
                                        (rule "polySimp_mulLiterals" (formula "16") (term "0,0"))
                                        (rule "polySimp_elimOne" (formula "16") (term "0,0"))
@@ -828,7 +1782,7 @@
                                        (rule "times_zero_1" (formula "17") (term "1,0,0"))
                                        (rule "add_zero_right" (formula "17") (term "0,0"))
                                        (rule "qeq_literals" (formula "17") (term "0"))
-                                        (builtin "One Step Simplification" (formula "17"))
+                                       (rule "concrete_and_2" (formula "17") (ossStep))
                                        (rule "false_right" (formula "17"))
                                        (rule "inEqSimp_contradInEq0" (formula "1") (ifseqformula "3"))
                                        (rule "andLeft" (formula "1"))
@@ -848,7 +1802,7 @@
                                  )
                                  (branch "Case 2"
                                     (rule "replace_known_right" (formula "13") (term "1") (ifseqformula "19"))
-                                     (builtin "One Step Simplification" (formula "13"))
+                                    (rule "concrete_impl_3" (formula "13") (ossStep))
                                     (rule "notLeft" (formula "13"))
                                     (rule "inEqSimp_leqRight" (formula "15"))
                                     (rule "polySimp_mulComm0" (formula "1") (term "1,0,0"))
@@ -909,7 +1863,7 @@
                                     (rule "times_zero_1" (formula "16") (term "1,0,0"))
                                     (rule "add_zero_right" (formula "16") (term "0,0"))
                                     (rule "qeq_literals" (formula "16") (term "0"))
-                                     (builtin "One Step Simplification" (formula "16"))
+                                    (rule "concrete_and_2" (formula "16") (ossStep))
                                     (rule "false_right" (formula "16"))
                                     (rule "inEqSimp_contradInEq0" (formula "1") (ifseqformula "3"))
                                     (rule "andLeft" (formula "1"))
@@ -930,12 +1884,21 @@
                               (branch "Case 2"
                                  (rule "impRight" (formula "19"))
                                  (rule "Contract_axiom_for_gcd_in_ParallelGcd" (formula "20") (term "1") (inst "i=i_1") (userinteraction))
-                                  (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "13")) (ifInst ""  (formula "5")) (ifInst ""  (formula "2")))
+                                 (rule "replace_known_left" (formula "1") (term "1,0,0") (ifseqformula "13") (ossStep))
+                                 (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "5") (ossStep))
+                                 (rule "replace_known_left" (formula "1") (term "0,1,1") (ifseqformula "2") (ossStep))
+                                 (rule "concrete_and_3" (formula "1") (term "0,0") (ossStep))
+                                 (rule "concrete_and_3" (formula "1") (term "1,0") (ossStep))
+                                 (rule "expandInInt" (formula "1") (term "1,0,0,0,1,0,0,0,1") (ossStep))
+                                 (rule "concrete_and_3" (formula "1") (term "0,0,0,1,0,0,0,1") (ossStep))
+                                 (rule "concrete_impl_1" (formula "1") (term "1,1") (ossStep))
                                  (rule "wellFormedAnon" (formula "1") (term "1,0"))
                                  (rule "eqSymm" (formula "1") (term "1,1"))
                                  (rule "eqSymm" (formula "1") (term "1,1,0,1"))
                                  (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "10"))
-                                  (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "5")))
+                                 (rule "replace_known_left" (formula "1") (term "0,1,0") (ifseqformula "5") (ossStep))
+                                 (rule "concrete_and_1" (formula "1") (term "1,0") (ossStep))
+                                 (rule "concrete_and_3" (formula "1") (term "0") (ossStep))
                                  (rule "polySimp_pullOutFactor0b" (formula "21") (term "2,0"))
                                  (rule "add_literals" (formula "21") (term "1,1,2,0"))
                                  (rule "polySimp_elimSub" (formula "1") (term "3,0,1,1,0,1"))
@@ -944,7 +1907,8 @@
                                  (rule "polySimp_pullOutFactor0b" (formula "1") (term "2,0,1,1"))
                                  (rule "add_literals" (formula "1") (term "1,1,2,0,1,1"))
                                  (rule "replace_known_right" (formula "1") (term "1,1") (ifseqformula "21"))
-                                  (builtin "One Step Simplification" (formula "1"))
+                                 (rule "concrete_and_4" (formula "1") (term "1") (ossStep))
+                                 (rule "concrete_impl_3" (formula "1") (ossStep))
                                  (rule "notLeft" (formula "1"))
                                  (rule "inEqSimp_leqRight" (formula "17"))
                                  (rule "polySimp_mulComm0" (formula "1") (term "1,0,0"))
@@ -1012,7 +1976,7 @@
                                  (rule "polySimp_mulLiterals" (formula "16") (term "1,1,0"))
                                  (rule "polySimp_elimOne" (formula "16") (term "1,1,0"))
                                  (rule "replace_known_left" (formula "16") (term "0") (ifseqformula "4"))
-                                  (builtin "One Step Simplification" (formula "16"))
+                                 (rule "concrete_impl_1" (formula "16") (ossStep))
                                  (rule "applyEq" (formula "20") (term "1") (ifseqformula "16"))
                                  (rule "inEqSimp_sepNegMonomial0" (formula "13"))
                                  (rule "polySimp_mulLiterals" (formula "13") (term "0"))
@@ -1033,7 +1997,7 @@
                                  (rule "times_zero_1" (formula "18") (term "1,0,0"))
                                  (rule "add_zero_right" (formula "18") (term "0,0"))
                                  (rule "qeq_literals" (formula "18") (term "0"))
-                                  (builtin "One Step Simplification" (formula "18"))
+                                 (rule "concrete_and_2" (formula "18") (ossStep))
                                  (rule "false_right" (formula "18"))
                                  (rule "inEqSimp_contradInEq1" (formula "4") (ifseqformula "1"))
                                  (rule "andLeft" (formula "4"))
@@ -1054,12 +2018,21 @@
                            (branch "Case 2"
                               (rule "impRight" (formula "19"))
                               (rule "Contract_axiom_for_gcd_in_ParallelGcd" (formula "20") (term "1") (inst "i=i_1") (userinteraction))
-                               (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "13")) (ifInst ""  (formula "5")) (ifInst ""  (formula "2")))
+                              (rule "replace_known_left" (formula "1") (term "1,0,0") (ifseqformula "13") (ossStep))
+                              (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "5") (ossStep))
+                              (rule "replace_known_left" (formula "1") (term "0,1,0,1") (ifseqformula "2") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0,0") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "1,0") (ossStep))
+                              (rule "expandInInt" (formula "1") (term "1,0,0,0,1,0,0,0,1") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0,0,0,1,0,0,0,1") (ossStep))
+                              (rule "concrete_impl_1" (formula "1") (term "1,0,1") (ossStep))
                               (rule "wellFormedAnon" (formula "1") (term "1,0"))
                               (rule "eqSymm" (formula "1") (term "1,1,1"))
                               (rule "eqSymm" (formula "1") (term "1,0,1"))
                               (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "10"))
-                               (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "5")))
+                              (rule "replace_known_left" (formula "1") (term "0,1,0") (ifseqformula "5") (ossStep))
+                              (rule "concrete_and_1" (formula "1") (term "1,0") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0") (ossStep))
                               (rule "polySimp_homoEq" (formula "1") (term "0,1,0,0,1"))
                               (rule "polySimp_elimSub" (formula "1") (term "2,0,1,1,1"))
                               (rule "polySimp_elimSub" (formula "1") (term "3,0,1,0,1"))
@@ -1093,7 +2066,9 @@
                               (rule "polySimp_addComm0" (formula "2") (term "0,3,0,1,0,1"))
                               (rule "polySimp_pullOutFactor3b" (formula "2") (term "3,0,1,0,1"))
                               (rule "replace_known_right" (formula "2") (term "1,0,1") (ifseqformula "20"))
-                               (builtin "One Step Simplification" (formula "2"))
+                              (rule "concrete_and_4" (formula "2") (term "0,1") (ossStep))
+                              (rule "concrete_and_2" (formula "2") (term "1") (ossStep))
+                              (rule "concrete_impl_3" (formula "2") (ossStep))
                               (rule "notLeft" (formula "2"))
                               (rule "inEqSimp_ltToLeq" (formula "12"))
                               (rule "add_zero_right" (formula "12") (term "0"))
@@ -1158,7 +2133,7 @@
                               (rule "polySimp_mulLiterals" (formula "4") (term "0"))
                               (rule "polySimp_elimOne" (formula "4") (term "0"))
                               (rule "replace_known_left" (formula "16") (term "0") (ifseqformula "4"))
-                               (builtin "One Step Simplification" (formula "16"))
+                              (rule "concrete_impl_1" (formula "16") (ossStep))
                               (rule "applyEq" (formula "20") (term "1") (ifseqformula "16"))
                               (rule "inEqSimp_sepNegMonomial0" (formula "3"))
                               (rule "polySimp_mulLiterals" (formula "3") (term "0"))
@@ -1172,7 +2147,7 @@
                               (rule "times_zero_1" (formula "18") (term "1,0,0"))
                               (rule "add_zero_right" (formula "18") (term "0,0"))
                               (rule "qeq_literals" (formula "18") (term "0"))
-                               (builtin "One Step Simplification" (formula "18"))
+                              (rule "concrete_and_2" (formula "18") (ossStep))
                               (rule "false_right" (formula "18"))
                               (rule "inEqSimp_contradInEq0" (formula "1") (ifseqformula "4"))
                               (rule "andLeft" (formula "1"))
@@ -1251,7 +2226,7 @@
                            (rule "polySimp_mulLiterals" (formula "2") (term "0"))
                            (rule "polySimp_elimOne" (formula "2") (term "0"))
                            (rule "replace_known_left" (formula "14") (term "0") (ifseqformula "2"))
-                            (builtin "One Step Simplification" (formula "14"))
+                           (rule "concrete_impl_1" (formula "14") (ossStep))
                            (rule "inEqSimp_contradEq3" (formula "16") (ifseqformula "2"))
                            (rule "polySimp_mulComm0" (formula "16") (term "1,0,0"))
                            (rule "polySimp_pullOutFactor1b" (formula "16") (term "0,0"))
@@ -1259,7 +2234,7 @@
                            (rule "times_zero_1" (formula "16") (term "1,0,0"))
                            (rule "add_zero_right" (formula "16") (term "0,0"))
                            (rule "qeq_literals" (formula "16") (term "0"))
-                            (builtin "One Step Simplification" (formula "16"))
+                           (rule "concrete_and_2" (formula "16") (ossStep))
                            (rule "false_right" (formula "16"))
                            (rule "inEqSimp_contradInEq0" (formula "15") (term "0") (ifseqformula "2"))
                            (rule "inEqSimp_homoInEq1" (formula "15") (term "0,0"))
@@ -1274,13 +2249,19 @@
                            (rule "times_zero_1" (formula "15") (term "1,0,0,0"))
                            (rule "add_zero_right" (formula "15") (term "0,0,0"))
                            (rule "leq_literals" (formula "15") (term "0,0"))
-                            (builtin "One Step Simplification" (formula "15"))
+                           (rule "concrete_and_2" (formula "15") (term "0") (ossStep))
+                           (rule "concrete_impl_2" (formula "15") (ossStep))
                            (rule "true_left" (formula "15"))
                            (rule "pullOutSelect" (formula "17") (term "0") (inst "selectSK=f_0_0"))
                            (rule "simplifySelectOfAnon" (formula "1"))
-                            (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "17")))
+                           (rule "elementOfEmpty" (formula "1") (term "0,0,0,0") (ossStep))
+                           (rule "concrete_and_2" (formula "1") (term "0,0,0") (ossStep))
+                           (rule "concrete_or_2" (formula "1") (term "0,0") (ossStep))
+                           (rule "elementOfFreshLocs" (formula "1") (term "0,0") (ossStep))
+                           (rule "replace_known_right" (formula "1") (term "0,0") (ifseqformula "17") (ossStep))
+                           (rule "ifthenelse_false" (formula "1") (term "0") (ossStep))
                            (rule "applyEqReverse" (formula "18") (term "0") (ifseqformula "1"))
-                            (builtin "One Step Simplification" (formula "18"))
+                           (rule "eqClose" (formula "18") (ossStep))
                            (rule "closeTrue" (formula "18"))
                         )
                      )
@@ -1335,7 +2316,7 @@
                         (rule "add_literals" (formula "18") (term "1,0,1"))
                         (rule "times_zero_1" (formula "18") (term "0,1"))
                         (rule "leq_literals" (formula "18") (term "1"))
-                         (builtin "One Step Simplification" (formula "18"))
+                        (rule "concrete_and_3" (formula "18") (ossStep))
                         (rule "inEqSimp_leqRight" (formula "18"))
                         (rule "add_zero_right" (formula "1") (term "0"))
                         (rule "polySimp_rightDist" (formula "1") (term "1,0"))
@@ -1372,7 +2353,7 @@
                         (rule "polySimp_mulLiterals" (formula "3") (term "0"))
                         (rule "polySimp_elimOne" (formula "3") (term "0"))
                         (rule "replace_known_left" (formula "15") (term "0") (ifseqformula "3"))
-                         (builtin "One Step Simplification" (formula "15"))
+                        (rule "concrete_impl_1" (formula "15") (ossStep))
                         (rule "inEqSimp_sepNegMonomial0" (formula "13"))
                         (rule "polySimp_mulLiterals" (formula "13") (term "0"))
                         (rule "polySimp_elimOne" (formula "13") (term "0"))
@@ -1389,7 +2370,7 @@
                         (rule "times_zero_1" (formula "17") (term "1,0,0"))
                         (rule "add_zero_right" (formula "17") (term "0,0"))
                         (rule "qeq_literals" (formula "17") (term "0"))
-                         (builtin "One Step Simplification" (formula "17"))
+                        (rule "concrete_and_2" (formula "17") (ossStep))
                         (rule "false_right" (formula "17"))
                         (rule "inEqSimp_contradInEq0" (formula "2") (ifseqformula "1"))
                         (rule "andLeft" (formula "2"))
@@ -1403,8 +2384,16 @@
                      )
                   )
                   (branch "if x_4 false"
-                      (builtin "One Step Simplification" (formula "19"))
-                      (builtin "One Step Simplification" (formula "1"))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                     (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                     (rule "ifthenelse_concrete3" (formula "1") (term "0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "1") (term "1,0") (ossStep))
+                     (rule "concrete_or_4" (formula "1") (term "0") (ossStep))
                      (rule "notLeft" (formula "1"))
                      (rule "blockEmpty" (formula "19") (term "1"))
                      (rule "postincrement" (formula "19") (term "1"))
@@ -1413,16 +2402,201 @@
                      (rule "variableDeclaration" (formula "19") (term "1") (newnames "x_5"))
                      (rule "remove_parentheses_right" (formula "19") (term "1"))
                      (rule "assignmentAdditionInt" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0") (ossStep))
                      (rule "translateJavaAddInt" (formula "19") (term "0,1,0"))
                      (rule "polySimp_addComm0" (formula "19") (term "0,1,0"))
                      (rule "widening_identity_cast_5" (formula "19") (term "1"))
                      (rule "assignment" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,0") (ossStep))
                      (rule "tryEmpty" (formula "19") (term "1"))
                      (rule "methodCallEmpty" (formula "19") (term "1"))
                      (rule "emptyModality" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19") (ifInst ""  (formula "9")) (ifInst ""  (formula "10")) (ifInst ""  (formula "11")))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "19") (term "0,0") (ossStep))
+                     (rule "concrete_impl_2" (formula "19") (term "0") (ossStep))
+                     (rule "concrete_and_1" (formula "19") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "19") (term "0,0") (ossStep))
+                     (rule "concrete_not_2" (formula "19") (term "0") (ossStep))
+                     (rule "concrete_impl_1" (formula "19") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,0,0,0,0,0,0") (ossStep))
+                     (rule "replace_known_left" (formula "19") (term "1,0,0,0,0,0,0") (ifseqformula "9") (ossStep))
+                     (rule "concrete_and_3" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,0,0,0,0,0") (ossStep))
+                     (rule "replace_known_left" (formula "19") (term "1,0,0,0,0,0") (ifseqformula "10") (ossStep))
+                     (rule "concrete_and_3" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,0,0,0,0") (ossStep))
+                     (rule "replace_known_left" (formula "19") (term "1,0,0,0,0") (ifseqformula "11") (ossStep))
+                     (rule "concrete_and_3" (formula "19") (term "0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,0,1") (ossStep))
                      (rule "andRight" (formula "19"))
                      (branch "Case 1"
                         (rule "andRight" (formula "19"))
@@ -1495,7 +2669,7 @@
                                  (rule "polySimp_elimOne" (formula "12") (term "0"))
                                  (rule "inEqSimp_strengthen1" (formula "2") (ifseqformula "17"))
                                  (rule "replace_known_left" (formula "16") (term "0") (ifseqformula "2"))
-                                  (builtin "One Step Simplification" (formula "16"))
+                                 (rule "concrete_impl_1" (formula "16") (ossStep))
                                  (rule "inEqSimp_contradEq7" (formula "17") (ifseqformula "2"))
                                  (rule "polySimp_mulComm0" (formula "17") (term "1,0,0"))
                                  (rule "polySimp_pullOutFactor1b" (formula "17") (term "0,0"))
@@ -1503,17 +2677,17 @@
                                  (rule "times_zero_1" (formula "17") (term "1,0,0"))
                                  (rule "add_zero_right" (formula "17") (term "0,0"))
                                  (rule "leq_literals" (formula "17") (term "0"))
-                                  (builtin "One Step Simplification" (formula "17"))
+                                 (rule "concrete_and_2" (formula "17") (ossStep))
                                  (rule "false_right" (formula "17"))
                                  (rule "inEqSimp_contradInEq1" (formula "3") (ifseqformula "11"))
                                  (rule "qeq_literals" (formula "3") (term "0"))
-                                  (builtin "One Step Simplification" (formula "3"))
+                                 (rule "concrete_and_2" (formula "3") (ossStep))
                                  (rule "closeFalse" (formula "3"))
                               )
                               (branch "Case 2"
                                  (rule "impRight" (formula "19"))
                                  (rule "replace_known_left" (formula "13") (term "0") (ifseqformula "1"))
-                                  (builtin "One Step Simplification" (formula "13"))
+                                 (rule "concrete_impl_1" (formula "13") (ossStep))
                                  (rule "inEqSimp_gtRight" (formula "15"))
                                  (rule "polySimp_mulComm0" (formula "1") (term "0,0"))
                                  (rule "polySimp_addComm0" (formula "1") (term "0"))
@@ -1547,7 +2721,7 @@
                            (branch "Case 2"
                               (rule "impRight" (formula "19"))
                               (rule "replace_known_left" (formula "14") (term "0") (ifseqformula "1"))
-                               (builtin "One Step Simplification" (formula "14"))
+                              (rule "concrete_impl_1" (formula "14") (ossStep))
                               (rule "inEqSimp_gtRight" (formula "15"))
                               (rule "polySimp_mulComm0" (formula "1") (term "0,0"))
                               (rule "polySimp_addComm0" (formula "1") (term "0"))
@@ -1640,7 +2814,7 @@
                            (rule "polySimp_elimOne" (formula "7") (term "0"))
                            (rule "inEqSimp_strengthen1" (formula "2") (ifseqformula "16"))
                            (rule "replace_known_left" (formula "15") (term "0") (ifseqformula "2"))
-                            (builtin "One Step Simplification" (formula "15"))
+                           (rule "concrete_impl_1" (formula "15") (ossStep))
                            (rule "inEqSimp_contradEq7" (formula "16") (ifseqformula "2"))
                            (rule "polySimp_mulComm0" (formula "16") (term "1,0,0"))
                            (rule "polySimp_pullOutFactor1b" (formula "16") (term "0,0"))
@@ -1648,7 +2822,7 @@
                            (rule "times_zero_1" (formula "16") (term "1,0,0"))
                            (rule "add_zero_right" (formula "16") (term "0,0"))
                            (rule "leq_literals" (formula "16") (term "0"))
-                            (builtin "One Step Simplification" (formula "16"))
+                           (rule "concrete_and_2" (formula "16") (ossStep))
                            (rule "false_right" (formula "16"))
                            (rule "inEqSimp_contradInEq1" (formula "14") (term "0") (ifseqformula "2"))
                            (rule "inEqSimp_homoInEq1" (formula "14") (term "0,0"))
@@ -1663,13 +2837,19 @@
                            (rule "times_zero_1" (formula "14") (term "1,0,0,0"))
                            (rule "add_zero_right" (formula "14") (term "0,0,0"))
                            (rule "leq_literals" (formula "14") (term "0,0"))
-                            (builtin "One Step Simplification" (formula "14"))
+                           (rule "concrete_and_2" (formula "14") (term "0") (ossStep))
+                           (rule "concrete_impl_2" (formula "14") (ossStep))
                            (rule "true_left" (formula "14"))
                            (rule "pullOutSelect" (formula "17") (term "0") (inst "selectSK=f_0_0"))
                            (rule "simplifySelectOfAnon" (formula "1"))
-                            (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "17")))
+                           (rule "elementOfEmpty" (formula "1") (term "0,0,0,0") (ossStep))
+                           (rule "concrete_and_2" (formula "1") (term "0,0,0") (ossStep))
+                           (rule "concrete_or_2" (formula "1") (term "0,0") (ossStep))
+                           (rule "elementOfFreshLocs" (formula "1") (term "0,0") (ossStep))
+                           (rule "replace_known_right" (formula "1") (term "0,0") (ifseqformula "17") (ossStep))
+                           (rule "ifthenelse_false" (formula "1") (term "0") (ossStep))
                            (rule "applyEqReverse" (formula "18") (term "0") (ifseqformula "1"))
-                            (builtin "One Step Simplification" (formula "18"))
+                           (rule "eqClose" (formula "18") (ossStep))
                            (rule "closeTrue" (formula "18"))
                         )
                      )
@@ -1724,7 +2904,7 @@
                         (rule "add_literals" (formula "18") (term "1,0,1"))
                         (rule "times_zero_1" (formula "18") (term "0,1"))
                         (rule "leq_literals" (formula "18") (term "1"))
-                         (builtin "One Step Simplification" (formula "18"))
+                        (rule "concrete_and_3" (formula "18") (ossStep))
                         (rule "inEqSimp_leqRight" (formula "18"))
                         (rule "add_zero_right" (formula "1") (term "0"))
                         (rule "polySimp_rightDist" (formula "1") (term "1,0"))
@@ -1771,7 +2951,7 @@
                         (rule "polySimp_elimOne" (formula "1") (term "0"))
                         (rule "inEqSimp_strengthen1" (formula "2") (ifseqformula "17"))
                         (rule "replace_known_left" (formula "16") (term "0") (ifseqformula "2"))
-                         (builtin "One Step Simplification" (formula "16"))
+                        (rule "concrete_impl_1" (formula "16") (ossStep))
                         (rule "inEqSimp_contradEq7" (formula "17") (ifseqformula "2"))
                         (rule "polySimp_mulComm0" (formula "17") (term "1,0,0"))
                         (rule "polySimp_pullOutFactor1b" (formula "17") (term "0,0"))
@@ -1779,7 +2959,7 @@
                         (rule "times_zero_1" (formula "17") (term "1,0,0"))
                         (rule "add_zero_right" (formula "17") (term "0,0"))
                         (rule "leq_literals" (formula "17") (term "0"))
-                         (builtin "One Step Simplification" (formula "17"))
+                        (rule "concrete_and_2" (formula "17") (ossStep))
                         (rule "false_right" (formula "17"))
                         (rule "inEqSimp_contradInEq0" (formula "3") (ifseqformula "1"))
                         (rule "andLeft" (formula "3"))
@@ -1794,21 +2974,50 @@
                   )
                )
                (branch "if x_3 false"
-                   (builtin "One Step Simplification" (formula "18"))
-                   (builtin "One Step Simplification" (formula "1"))
+                  (rule "simplifyUpdate2" (formula "18") (ossStep))
+                  (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+                  (rule "simplifyUpdate2" (formula "1") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                  (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
                   (rule "notLeft" (formula "1"))
                   (rule "elim_double_block_2" (formula "18") (term "1"))
                   (rule "ifUnfold" (formula "18") (term "1") (inst "#boolv=x;"))
                   (rule "variableDeclaration" (formula "18") (term "1") (newnames "x_4"))
                   (rule "greater_than_comparison_simple" (formula "18") (term "1"))
-                   (builtin "One Step Simplification" (formula "18"))
+                  (rule "sequentialToParallel2" (formula "18") (ossStep))
+                  (rule "simplifyUpdate3" (formula "18") (term "1,0") (ossStep))
+                  (rule "applyOnElementary" (formula "18") (term "1,0") (ossStep))
+                  (rule "applyOnRigidTerm" (formula "18") (term "0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "18") (term "1,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "18") (term "2,0,1,0") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "18") (term "0,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "18") (term "0,0,0,1,0") (ossStep))
+                  (rule "applyOnPV" (formula "18") (term "0,0,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "18") (term "1,0,0,1,0") (ossStep))
+                  (rule "applyOnPV" (formula "18") (term "1,0,0,1,0") (ossStep))
                   (rule "ifSplit" (formula "18"))
                   (branch "if x_4 true"
-                      (builtin "One Step Simplification" (formula "19"))
-                      (builtin "One Step Simplification" (formula "1"))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                     (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                     (rule "ifthenelse_concrete3" (formula "1") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "1") (term "1") (ossStep))
+                     (rule "concrete_or_4" (formula "1") (ossStep))
                      (rule "elim_double_block_2" (formula "19") (term "1"))
                      (rule "assignmentSubtractionInt" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0") (ossStep))
                      (rule "translateJavaSubInt" (formula "19") (term "0,1,0"))
                      (rule "polySimp_elimSub" (formula "19") (term "0,1,0"))
                      (rule "polySimp_addComm0" (formula "19") (term "0,1,0"))
@@ -1819,16 +3028,197 @@
                      (rule "variableDeclaration" (formula "19") (term "1") (newnames "x_5"))
                      (rule "remove_parentheses_right" (formula "19") (term "1"))
                      (rule "assignmentAdditionInt" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0") (ossStep))
                      (rule "translateJavaAddInt" (formula "19") (term "0,1,0"))
                      (rule "polySimp_addComm0" (formula "19") (term "0,1,0"))
                      (rule "widening_identity_cast_5" (formula "19") (term "1"))
                      (rule "assignment" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,0") (ossStep))
                      (rule "tryEmpty" (formula "19") (term "1"))
                      (rule "methodCallEmpty" (formula "19") (term "1"))
                      (rule "emptyModality" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19") (ifInst ""  (formula "9")))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "19") (term "0,0") (ossStep))
+                     (rule "concrete_impl_2" (formula "19") (term "0") (ossStep))
+                     (rule "concrete_and_1" (formula "19") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "19") (term "0,0") (ossStep))
+                     (rule "concrete_not_2" (formula "19") (term "0") (ossStep))
+                     (rule "concrete_impl_1" (formula "19") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,0,0,0,0,0,0") (ossStep))
+                     (rule "replace_known_left" (formula "19") (term "1,0,0,0,0,0,0") (ifseqformula "9") (ossStep))
+                     (rule "concrete_and_3" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,0,1") (ossStep))
                      (rule "andRight" (formula "19"))
                      (branch "Case 1"
                         (rule "andRight" (formula "19"))
@@ -1897,7 +3287,7 @@
                                        (rule "polySimp_mulLiterals" (formula "15") (term "0,0"))
                                        (rule "polySimp_elimOne" (formula "15") (term "0,0"))
                                        (rule "replace_known_left" (formula "15") (term "0") (ifseqformula "3"))
-                                        (builtin "One Step Simplification" (formula "15"))
+                                       (rule "concrete_impl_1" (formula "15") (ossStep))
                                        (rule "inEqSimp_sepNegMonomial0" (formula "8"))
                                        (rule "polySimp_mulLiterals" (formula "8") (term "0"))
                                        (rule "polySimp_elimOne" (formula "8") (term "0"))
@@ -1914,11 +3304,11 @@
                                        (rule "times_zero_1" (formula "17") (term "1,0,0"))
                                        (rule "add_zero_right" (formula "17") (term "0,0"))
                                        (rule "leq_literals" (formula "17") (term "0"))
-                                        (builtin "One Step Simplification" (formula "17"))
+                                       (rule "concrete_and_2" (formula "17") (ossStep))
                                        (rule "false_right" (formula "17"))
                                        (rule "inEqSimp_contradInEq0" (formula "10") (ifseqformula "2"))
                                        (rule "qeq_literals" (formula "10") (term "0"))
-                                        (builtin "One Step Simplification" (formula "10"))
+                                       (rule "concrete_and_2" (formula "10") (ossStep))
                                        (rule "closeFalse" (formula "10"))
                                     )
                                     (branch "Case 2"
@@ -1984,7 +3374,7 @@
                                        (rule "mul_literals" (formula "3") (term "0,1"))
                                        (rule "polySimp_elimOne" (formula "3") (term "1,1"))
                                        (rule "replace_known_left" (formula "15") (term "0") (ifseqformula "3"))
-                                        (builtin "One Step Simplification" (formula "15"))
+                                       (rule "concrete_impl_1" (formula "15") (ossStep))
                                        (rule "inEqSimp_sepPosMonomial0" (formula "14") (term "0"))
                                        (rule "polySimp_mulComm0" (formula "14") (term "1,0"))
                                        (rule "polySimp_rightDist" (formula "14") (term "1,0"))
@@ -1998,7 +3388,7 @@
                                        (rule "times_zero_1" (formula "17") (term "1,0,0"))
                                        (rule "add_zero_right" (formula "17") (term "0,0"))
                                        (rule "leq_literals" (formula "17") (term "0"))
-                                        (builtin "One Step Simplification" (formula "17"))
+                                       (rule "concrete_and_2" (formula "17") (ossStep))
                                        (rule "false_right" (formula "17"))
                                        (rule "inEqSimp_contradInEq1" (formula "14") (term "0") (ifseqformula "3"))
                                        (rule "inEqSimp_homoInEq1" (formula "14") (term "0,0"))
@@ -2013,7 +3403,8 @@
                                        (rule "times_zero_1" (formula "14") (term "1,0,0,0"))
                                        (rule "add_zero_right" (formula "14") (term "0,0,0"))
                                        (rule "leq_literals" (formula "14") (term "0,0"))
-                                        (builtin "One Step Simplification" (formula "14"))
+                                       (rule "concrete_and_2" (formula "14") (term "0") (ossStep))
+                                       (rule "concrete_impl_2" (formula "14") (ossStep))
                                        (rule "true_left" (formula "14"))
                                        (rule "inEqSimp_contradInEq1" (formula "2") (ifseqformula "3"))
                                        (rule "andLeft" (formula "2"))
@@ -2028,7 +3419,7 @@
                                  )
                                  (branch "Case 2"
                                     (rule "replace_known_right" (formula "13") (term "1") (ifseqformula "19"))
-                                     (builtin "One Step Simplification" (formula "13"))
+                                    (rule "concrete_impl_3" (formula "13") (ossStep))
                                     (rule "notLeft" (formula "13"))
                                     (rule "inEqSimp_leqRight" (formula "15"))
                                     (rule "polySimp_mulComm0" (formula "1") (term "1,0,0"))
@@ -2094,7 +3485,7 @@
                                     (rule "times_zero_1" (formula "16") (term "1,0,0"))
                                     (rule "add_zero_right" (formula "16") (term "0,0"))
                                     (rule "leq_literals" (formula "16") (term "0"))
-                                     (builtin "One Step Simplification" (formula "16"))
+                                    (rule "concrete_and_2" (formula "16") (ossStep))
                                     (rule "false_right" (formula "16"))
                                     (rule "inEqSimp_contradInEq1" (formula "1") (ifseqformula "3"))
                                     (rule "andLeft" (formula "1"))
@@ -2110,17 +3501,27 @@
                               (branch "Case 2"
                                  (rule "impRight" (formula "19"))
                                  (rule "Contract_axiom_for_gcd_in_ParallelGcd" (formula "20") (term "1") (inst "i=i_1") (userinteraction))
-                                  (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "11")) (ifInst ""  (formula "4")) (ifInst ""  (formula "2")))
+                                 (rule "replace_known_left" (formula "1") (term "0,0,0") (ifseqformula "11") (ossStep))
+                                 (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "4") (ossStep))
+                                 (rule "replace_known_left" (formula "1") (term "0,1,1") (ifseqformula "2") (ossStep))
+                                 (rule "concrete_and_1" (formula "1") (term "0,0") (ossStep))
+                                 (rule "concrete_and_3" (formula "1") (term "1,0") (ossStep))
+                                 (rule "expandInInt" (formula "1") (term "1,0,0,0,1,0,0,0,1") (ossStep))
+                                 (rule "concrete_and_3" (formula "1") (term "0,0,0,1,0,0,0,1") (ossStep))
+                                 (rule "concrete_impl_1" (formula "1") (term "1,1") (ossStep))
                                  (rule "wellFormedAnon" (formula "1") (term "1,0"))
                                  (rule "eqSymm" (formula "1") (term "1,1"))
                                  (rule "eqSymm" (formula "1") (term "1,1,0,1"))
                                  (rule "replace_known_left" (formula "1") (term "0,1,0") (ifseqformula "4"))
-                                  (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "9")))
+                                 (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "9") (ossStep))
+                                 (rule "concrete_and_1" (formula "1") (term "1,0") (ossStep))
+                                 (rule "concrete_and_3" (formula "1") (term "0") (ossStep))
                                  (rule "polySimp_elimSub" (formula "1") (term "3,0,1,1,0,1"))
                                  (rule "polySimp_homoEq" (formula "1") (term "0,1,0,0,1"))
                                  (rule "polySimp_elimSub" (formula "1") (term "2,0,1,1"))
                                  (rule "replace_known_right" (formula "1") (term "1,1") (ifseqformula "21"))
-                                  (builtin "One Step Simplification" (formula "1"))
+                                 (rule "concrete_and_4" (formula "1") (term "1") (ossStep))
+                                 (rule "concrete_impl_3" (formula "1") (ossStep))
                                  (rule "notLeft" (formula "1"))
                                  (rule "polySimp_mulComm0" (formula "21") (term "1,2,0"))
                                  (rule "polySimp_rightDist" (formula "21") (term "1,2,0"))
@@ -2194,7 +3595,7 @@
                                  (rule "polySimp_mulLiterals" (formula "16") (term "0,0"))
                                  (rule "polySimp_elimOne" (formula "16") (term "0,0"))
                                  (rule "replace_known_left" (formula "16") (term "0") (ifseqformula "4"))
-                                  (builtin "One Step Simplification" (formula "16"))
+                                 (rule "concrete_impl_1" (formula "16") (ossStep))
                                  (rule "applyEq" (formula "20") (term "1") (ifseqformula "16"))
                                  (rule "inEqSimp_sepNegMonomial0" (formula "8"))
                                  (rule "polySimp_mulLiterals" (formula "8") (term "0"))
@@ -2217,7 +3618,7 @@
                                  (rule "times_zero_1" (formula "18") (term "1,0,0"))
                                  (rule "add_zero_right" (formula "18") (term "0,0"))
                                  (rule "leq_literals" (formula "18") (term "0"))
-                                  (builtin "One Step Simplification" (formula "18"))
+                                 (rule "concrete_and_2" (formula "18") (ossStep))
                                  (rule "false_right" (formula "18"))
                                  (rule "inEqSimp_contradInEq0" (formula "4") (ifseqformula "1"))
                                  (rule "andLeft" (formula "4"))
@@ -2233,12 +3634,21 @@
                            (branch "Case 2"
                               (rule "impRight" (formula "19"))
                               (rule "Contract_axiom_for_gcd_in_ParallelGcd" (formula "20") (term "1") (inst "i=i_1") (userinteraction))
-                               (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "11")) (ifInst ""  (formula "4")) (ifInst ""  (formula "2")))
+                              (rule "replace_known_left" (formula "1") (term "0,0,0") (ifseqformula "11") (ossStep))
+                              (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "4") (ossStep))
+                              (rule "replace_known_left" (formula "1") (term "0,1,0,1") (ifseqformula "2") (ossStep))
+                              (rule "concrete_and_1" (formula "1") (term "0,0") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "1,0") (ossStep))
+                              (rule "expandInInt" (formula "1") (term "1,0,0,0,1,0,0,0,1") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0,0,0,1,0,0,0,1") (ossStep))
+                              (rule "concrete_impl_1" (formula "1") (term "1,0,1") (ossStep))
                               (rule "wellFormedAnon" (formula "1") (term "1,0"))
                               (rule "eqSymm" (formula "1") (term "1,0,1"))
                               (rule "eqSymm" (formula "1") (term "1,1,1"))
                               (rule "replace_known_left" (formula "1") (term "0,1,0") (ifseqformula "4"))
-                               (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "9")))
+                              (rule "replace_known_left" (formula "1") (term "1,1,0") (ifseqformula "9") (ossStep))
+                              (rule "concrete_and_1" (formula "1") (term "1,0") (ossStep))
+                              (rule "concrete_and_3" (formula "1") (term "0") (ossStep))
                               (rule "polySimp_homoEq" (formula "1") (term "0,1,0,0,1"))
                               (rule "polySimp_elimSub" (formula "1") (term "3,0,1,0,1"))
                               (rule "polySimp_elimSub" (formula "1") (term "2,0,1,1,1"))
@@ -2258,7 +3668,9 @@
                               (rule "polySimp_pullOutFactor0" (formula "21") (term "0,3,0"))
                               (rule "add_literals" (formula "21") (term "1,0,3,0"))
                               (rule "replace_known_right" (formula "1") (term "1,0,1") (ifseqformula "21"))
-                               (builtin "One Step Simplification" (formula "1"))
+                              (rule "concrete_and_4" (formula "1") (term "0,1") (ossStep))
+                              (rule "concrete_and_2" (formula "1") (term "1") (ossStep))
+                              (rule "concrete_impl_3" (formula "1") (ossStep))
                               (rule "notLeft" (formula "1"))
                               (rule "inEqSimp_ltRight" (formula "20"))
                               (rule "times_zero_1" (formula "1") (term "0,0"))
@@ -2325,7 +3737,7 @@
                               (rule "polySimp_mulLiterals" (formula "16") (term "0,0"))
                               (rule "polySimp_elimOne" (formula "16") (term "0,0"))
                               (rule "replace_known_left" (formula "16") (term "0") (ifseqformula "4"))
-                               (builtin "One Step Simplification" (formula "16"))
+                              (rule "concrete_impl_1" (formula "16") (ossStep))
                               (rule "applyEq" (formula "20") (term "1") (ifseqformula "16"))
                               (rule "inEqSimp_sepNegMonomial0" (formula "8"))
                               (rule "polySimp_mulLiterals" (formula "8") (term "0"))
@@ -2349,7 +3761,7 @@
                               (rule "times_zero_1" (formula "18") (term "1,0,0"))
                               (rule "add_zero_right" (formula "18") (term "0,0"))
                               (rule "leq_literals" (formula "18") (term "0"))
-                               (builtin "One Step Simplification" (formula "18"))
+                              (rule "concrete_and_2" (formula "18") (ossStep))
                               (rule "false_right" (formula "18"))
                               (rule "inEqSimp_contradInEq1" (formula "15") (term "0") (ifseqformula "4"))
                               (rule "inEqSimp_homoInEq1" (formula "15") (term "0,0"))
@@ -2364,7 +3776,8 @@
                               (rule "times_zero_1" (formula "15") (term "1,0,0,0"))
                               (rule "add_zero_right" (formula "15") (term "0,0,0"))
                               (rule "leq_literals" (formula "15") (term "0,0"))
-                               (builtin "One Step Simplification" (formula "15"))
+                              (rule "concrete_and_2" (formula "15") (term "0") (ossStep))
+                              (rule "concrete_impl_2" (formula "15") (ossStep))
                               (rule "true_left" (formula "15"))
                               (rule "inEqSimp_contradInEq0" (formula "4") (ifseqformula "1"))
                               (rule "andLeft" (formula "4"))
@@ -2440,7 +3853,7 @@
                            (rule "polySimp_mulLiterals" (formula "2") (term "1,1"))
                            (rule "polySimp_elimOne" (formula "2") (term "1,1"))
                            (rule "replace_known_left" (formula "14") (term "0") (ifseqformula "2"))
-                            (builtin "One Step Simplification" (formula "14"))
+                           (rule "concrete_impl_1" (formula "14") (ossStep))
                            (rule "inEqSimp_contradEq7" (formula "16") (ifseqformula "2"))
                            (rule "polySimp_mulComm0" (formula "16") (term "1,0,0"))
                            (rule "polySimp_pullOutFactor1b" (formula "16") (term "0,0"))
@@ -2448,7 +3861,7 @@
                            (rule "times_zero_1" (formula "16") (term "1,0,0"))
                            (rule "add_zero_right" (formula "16") (term "0,0"))
                            (rule "leq_literals" (formula "16") (term "0"))
-                            (builtin "One Step Simplification" (formula "16"))
+                           (rule "concrete_and_2" (formula "16") (ossStep))
                            (rule "false_right" (formula "16"))
                            (rule "inEqSimp_contradInEq1" (formula "13") (term "0") (ifseqformula "2"))
                            (rule "inEqSimp_homoInEq1" (formula "13") (term "0,0"))
@@ -2463,13 +3876,19 @@
                            (rule "times_zero_1" (formula "13") (term "1,0,0,0"))
                            (rule "add_zero_right" (formula "13") (term "0,0,0"))
                            (rule "leq_literals" (formula "13") (term "0,0"))
-                            (builtin "One Step Simplification" (formula "13"))
+                           (rule "concrete_and_2" (formula "13") (term "0") (ossStep))
+                           (rule "concrete_impl_2" (formula "13") (ossStep))
                            (rule "true_left" (formula "13"))
                            (rule "pullOutSelect" (formula "17") (term "0") (inst "selectSK=f_0_0"))
                            (rule "simplifySelectOfAnon" (formula "1"))
-                            (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "17")))
+                           (rule "elementOfEmpty" (formula "1") (term "0,0,0,0") (ossStep))
+                           (rule "concrete_and_2" (formula "1") (term "0,0,0") (ossStep))
+                           (rule "concrete_or_2" (formula "1") (term "0,0") (ossStep))
+                           (rule "elementOfFreshLocs" (formula "1") (term "0,0") (ossStep))
+                           (rule "replace_known_right" (formula "1") (term "0,0") (ifseqformula "17") (ossStep))
+                           (rule "ifthenelse_false" (formula "1") (term "0") (ossStep))
                            (rule "applyEqReverse" (formula "18") (term "0") (ifseqformula "1"))
-                            (builtin "One Step Simplification" (formula "18"))
+                           (rule "eqClose" (formula "18") (ossStep))
                            (rule "closeTrue" (formula "18"))
                         )
                      )
@@ -2523,7 +3942,7 @@
                         (rule "add_literals" (formula "18") (term "1,0,1"))
                         (rule "times_zero_1" (formula "18") (term "0,1"))
                         (rule "leq_literals" (formula "18") (term "1"))
-                         (builtin "One Step Simplification" (formula "18"))
+                        (rule "concrete_and_3" (formula "18") (ossStep))
                         (rule "inEqSimp_leqRight" (formula "18"))
                         (rule "add_zero_right" (formula "1") (term "0"))
                         (rule "polySimp_rightDist" (formula "1") (term "1,0"))
@@ -2569,7 +3988,7 @@
                         (rule "polySimp_mulLiterals" (formula "15") (term "0,0"))
                         (rule "polySimp_elimOne" (formula "15") (term "0,0"))
                         (rule "replace_known_left" (formula "15") (term "0") (ifseqformula "3"))
-                         (builtin "One Step Simplification" (formula "15"))
+                        (rule "concrete_impl_1" (formula "15") (ossStep))
                         (rule "inEqSimp_sepNegMonomial1" (formula "1"))
                         (rule "polySimp_mulLiterals" (formula "1") (term "0"))
                         (rule "polySimp_elimOne" (formula "1") (term "0"))
@@ -2580,7 +3999,7 @@
                         (rule "times_zero_1" (formula "17") (term "1,0,0"))
                         (rule "add_zero_right" (formula "17") (term "0,0"))
                         (rule "leq_literals" (formula "17") (term "0"))
-                         (builtin "One Step Simplification" (formula "17"))
+                        (rule "concrete_and_2" (formula "17") (ossStep))
                         (rule "false_right" (formula "17"))
                         (rule "inEqSimp_contradInEq1" (formula "1") (ifseqformula "2"))
                         (rule "andLeft" (formula "1"))
@@ -2594,8 +4013,16 @@
                      )
                   )
                   (branch "if x_4 false"
-                      (builtin "One Step Simplification" (formula "19"))
-                      (builtin "One Step Simplification" (formula "1"))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                     (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                     (rule "ifthenelse_concrete3" (formula "1") (term "0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "1") (term "1,0") (ossStep))
+                     (rule "concrete_or_4" (formula "1") (term "0") (ossStep))
                      (rule "notLeft" (formula "1"))
                      (rule "blockEmpty" (formula "19") (term "1"))
                      (rule "postincrement" (formula "19") (term "1"))
@@ -2604,16 +4031,201 @@
                      (rule "variableDeclaration" (formula "19") (term "1") (newnames "x_5"))
                      (rule "remove_parentheses_right" (formula "19") (term "1"))
                      (rule "assignmentAdditionInt" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0") (ossStep))
                      (rule "translateJavaAddInt" (formula "19") (term "0,1,0"))
                      (rule "polySimp_addComm0" (formula "19") (term "0,1,0"))
                      (rule "widening_identity_cast_5" (formula "19") (term "1"))
                      (rule "assignment" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19"))
+                     (rule "sequentialToParallel2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (ossStep))
+                     (rule "simplifyUpdate3" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnElementary" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,0") (ossStep))
                      (rule "tryEmpty" (formula "19") (term "1"))
                      (rule "methodCallEmpty" (formula "19") (term "1"))
                      (rule "emptyModality" (formula "19") (term "1"))
-                      (builtin "One Step Simplification" (formula "19") (ifInst ""  (formula "8")) (ifInst ""  (formula "9")) (ifInst ""  (formula "10")))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "19") (term "0,0") (ossStep))
+                     (rule "concrete_impl_2" (formula "19") (term "0") (ossStep))
+                     (rule "concrete_and_1" (formula "19") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "19") (term "0,0") (ossStep))
+                     (rule "concrete_not_2" (formula "19") (term "0") (ossStep))
+                     (rule "concrete_impl_1" (formula "19") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,0,0,0,0,0,0") (ossStep))
+                     (rule "replace_known_left" (formula "19") (term "1,0,0,0,0,0,0") (ifseqformula "8") (ossStep))
+                     (rule "concrete_and_3" (formula "19") (term "0,0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,0,0,0,0,0") (ossStep))
+                     (rule "replace_known_left" (formula "19") (term "1,0,0,0,0,0") (ifseqformula "9") (ossStep))
+                     (rule "concrete_and_3" (formula "19") (term "0,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,0,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,0,1,0,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,0,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,0,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,0,0,0,0") (ossStep))
+                     (rule "replace_known_left" (formula "19") (term "1,0,0,0,0") (ifseqformula "10") (ossStep))
+                     (rule "concrete_and_3" (formula "19") (term "0,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,2,0,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,1,0,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,1,0,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,3,0,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,3,0,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "2,1,1,1,0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "3,1,1,1,0,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "3,1,1,1,0,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate2" (formula "19") (term "0,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,0,1,0,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,0,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1,1,0,0,1,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "2,1,1,0,0,1,0") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "19") (term "1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "1,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "0,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,0,0,1") (ossStep))
+                     (rule "simplifyUpdate1" (formula "19") (term "1,0,0,1") (ossStep))
+                     (rule "applyOnRigidTerm" (formula "19") (term "1,0,1") (ossStep))
+                     (rule "applyOnPV" (formula "19") (term "0,1,0,1") (ossStep))
                      (rule "andRight" (formula "19"))
                      (branch "Case 1"
                         (rule "andRight" (formula "19"))
@@ -2685,7 +4297,7 @@
                                  (rule "polySimp_elimOne" (formula "14") (term "1,1,0"))
                                  (rule "inEqSimp_strengthen0" (formula "2") (ifseqformula "17"))
                                  (rule "replace_known_left" (formula "14") (term "0") (ifseqformula "2"))
-                                  (builtin "One Step Simplification" (formula "14"))
+                                 (rule "concrete_impl_1" (formula "14") (ossStep))
                                  (rule "inEqSimp_contradEq3" (formula "17") (ifseqformula "2"))
                                  (rule "polySimp_mulComm0" (formula "17") (term "1,0,0"))
                                  (rule "polySimp_pullOutFactor1b" (formula "17") (term "0,0"))
@@ -2693,17 +4305,17 @@
                                  (rule "times_zero_1" (formula "17") (term "1,0,0"))
                                  (rule "add_zero_right" (formula "17") (term "0,0"))
                                  (rule "qeq_literals" (formula "17") (term "0"))
-                                  (builtin "One Step Simplification" (formula "17"))
+                                 (rule "concrete_and_2" (formula "17") (ossStep))
                                  (rule "false_right" (formula "17"))
                                  (rule "inEqSimp_contradInEq1" (formula "3") (ifseqformula "10"))
                                  (rule "qeq_literals" (formula "3") (term "0"))
-                                  (builtin "One Step Simplification" (formula "3"))
+                                 (rule "concrete_and_2" (formula "3") (ossStep))
                                  (rule "closeFalse" (formula "3"))
                               )
                               (branch "Case 2"
                                  (rule "impRight" (formula "19"))
                                  (rule "replace_known_left" (formula "12") (term "0") (ifseqformula "1"))
-                                  (builtin "One Step Simplification" (formula "12"))
+                                 (rule "concrete_impl_1" (formula "12") (ossStep))
                                  (rule "inEqSimp_leqRight" (formula "16"))
                                  (rule "polySimp_mulComm0" (formula "1") (term "1,0,0"))
                                  (rule "inEqSimp_gtRight" (formula "15"))
@@ -2736,7 +4348,7 @@
                            (branch "Case 2"
                               (rule "impRight" (formula "19"))
                               (rule "replace_known_left" (formula "13") (term "0") (ifseqformula "1"))
-                               (builtin "One Step Simplification" (formula "13"))
+                              (rule "concrete_impl_1" (formula "13") (ossStep))
                               (rule "inEqSimp_leqRight" (formula "16"))
                               (rule "polySimp_mulComm0" (formula "1") (term "1,0,0"))
                               (rule "inEqSimp_gtRight" (formula "15"))
@@ -2827,7 +4439,7 @@
                            (rule "polySimp_elimOne" (formula "13") (term "1,1,0"))
                            (rule "inEqSimp_strengthen0" (formula "1") (ifseqformula "16"))
                            (rule "replace_known_left" (formula "13") (term "0") (ifseqformula "1"))
-                            (builtin "One Step Simplification" (formula "13"))
+                           (rule "concrete_impl_1" (formula "13") (ossStep))
                            (rule "inEqSimp_contradEq3" (formula "16") (ifseqformula "1"))
                            (rule "polySimp_mulComm0" (formula "16") (term "1,0,0"))
                            (rule "polySimp_pullOutFactor1b" (formula "16") (term "0,0"))
@@ -2835,7 +4447,7 @@
                            (rule "times_zero_1" (formula "16") (term "1,0,0"))
                            (rule "add_zero_right" (formula "16") (term "0,0"))
                            (rule "qeq_literals" (formula "16") (term "0"))
-                            (builtin "One Step Simplification" (formula "16"))
+                           (rule "concrete_and_2" (formula "16") (ossStep))
                            (rule "false_right" (formula "16"))
                            (rule "inEqSimp_contradInEq0" (formula "14") (term "0") (ifseqformula "1"))
                            (rule "inEqSimp_homoInEq1" (formula "14") (term "0,0"))
@@ -2850,13 +4462,19 @@
                            (rule "times_zero_1" (formula "14") (term "1,0,0,0"))
                            (rule "add_zero_right" (formula "14") (term "0,0,0"))
                            (rule "leq_literals" (formula "14") (term "0,0"))
-                            (builtin "One Step Simplification" (formula "14"))
+                           (rule "concrete_and_2" (formula "14") (term "0") (ossStep))
+                           (rule "concrete_impl_2" (formula "14") (ossStep))
                            (rule "true_left" (formula "14"))
                            (rule "pullOutSelect" (formula "17") (term "0") (inst "selectSK=f_0_0"))
                            (rule "simplifySelectOfAnon" (formula "1"))
-                            (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "17")))
+                           (rule "elementOfEmpty" (formula "1") (term "0,0,0,0") (ossStep))
+                           (rule "concrete_and_2" (formula "1") (term "0,0,0") (ossStep))
+                           (rule "concrete_or_2" (formula "1") (term "0,0") (ossStep))
+                           (rule "elementOfFreshLocs" (formula "1") (term "0,0") (ossStep))
+                           (rule "replace_known_right" (formula "1") (term "0,0") (ifseqformula "17") (ossStep))
+                           (rule "ifthenelse_false" (formula "1") (term "0") (ossStep))
                            (rule "applyEqReverse" (formula "18") (term "0") (ifseqformula "1"))
-                            (builtin "One Step Simplification" (formula "18"))
+                           (rule "eqClose" (formula "18") (ossStep))
                            (rule "closeTrue" (formula "18"))
                         )
                      )
@@ -2910,7 +4528,7 @@
                         (rule "add_literals" (formula "18") (term "1,0,1"))
                         (rule "times_zero_1" (formula "18") (term "0,1"))
                         (rule "leq_literals" (formula "18") (term "1"))
-                         (builtin "One Step Simplification" (formula "18"))
+                        (rule "concrete_and_3" (formula "18") (ossStep))
                         (rule "inEqSimp_leqRight" (formula "18"))
                         (rule "add_zero_right" (formula "1") (term "0"))
                         (rule "polySimp_rightDist" (formula "1") (term "1,0"))
@@ -2957,7 +4575,7 @@
                         (rule "polySimp_elimOne" (formula "1") (term "0"))
                         (rule "inEqSimp_strengthen0" (formula "2") (ifseqformula "17"))
                         (rule "replace_known_left" (formula "14") (term "0") (ifseqformula "2"))
-                         (builtin "One Step Simplification" (formula "14"))
+                        (rule "concrete_impl_1" (formula "14") (ossStep))
                         (rule "inEqSimp_contradEq3" (formula "17") (ifseqformula "2"))
                         (rule "polySimp_mulComm0" (formula "17") (term "1,0,0"))
                         (rule "polySimp_pullOutFactor1b" (formula "17") (term "0,0"))
@@ -2965,7 +4583,7 @@
                         (rule "times_zero_1" (formula "17") (term "1,0,0"))
                         (rule "add_zero_right" (formula "17") (term "0,0"))
                         (rule "qeq_literals" (formula "17") (term "0"))
-                         (builtin "One Step Simplification" (formula "17"))
+                        (rule "concrete_and_2" (formula "17") (ossStep))
                         (rule "false_right" (formula "17"))
                         (rule "inEqSimp_contradInEq0" (formula "3") (ifseqformula "1"))
                         (rule "andLeft" (formula "3"))
@@ -2981,11 +4599,37 @@
                )
             )
             (branch "Null Reference (_r = null)"
-                (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "16")))
+               (rule "simplifyUpdate2" (formula "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (ossStep))
+               (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+               (rule "replace_known_right" (formula "1") (ifseqformula "16") (ossStep))
                (rule "closeFalse" (formula "1"))
             )
             (branch "Index Out of Bounds (_r != null, but i Out of Bounds!)"
-                (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "16")) (ifInst ""  (formula "14")))
+               (rule "simplifyUpdate2" (formula "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (ossStep))
+               (rule "simplifyUpdate2" (formula "1") (term "0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (term "0,0") (ossStep))
+               (rule "applyOnPV" (formula "1") (term "0,0,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "1,0,0") (ossStep))
+               (rule "replace_known_right" (formula "1") (term "0,0") (ifseqformula "16") (ossStep))
+               (rule "concrete_not_2" (formula "1") (term "0") (ossStep))
+               (rule "concrete_and_1" (formula "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (ossStep))
+               (rule "simplifyUpdate2" (formula "1") (term "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "0,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+               (rule "applyOnPV" (formula "1") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "1") (term "0,0") (ossStep))
+               (rule "applyOnPV" (formula "1") (term "0,0,0") (ossStep))
+               (rule "replace_known_right" (formula "1") (term "0") (ifseqformula "14") (ossStep))
+               (rule "concrete_or_2" (formula "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (ossStep))
+               (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
                (rule "arrayLengthIsAnInt" (formula "14") (term "0"))
                (rule "arrayLengthNotNegative" (formula "15") (term "0"))
                (rule "methodCallParamThrow" (formula "19") (term "1,0,0,1"))
@@ -3002,53 +4646,107 @@
                (rule "staticMethodCallStaticWithAssignmentViaTypereference" (formula "19") (term "1") (inst "#v0=a_3;"))
                (rule "variableDeclaration" (formula "19") (term "1") (newnames "a_3"))
                (rule "methodBodyExpand" (formula "19") (term "1") (newnames "heapBefore_<createObject>,savedHeapBefore_<createObject>"))
-                (builtin "One Step Simplification" (formula "19"))
+               (rule "simplifyUpdate2" (formula "19") (term "1") (ossStep))
                (rule "variableDeclaration" (formula "19") (term "1") (newnames "__NEW__"))
                (rule "staticMethodCallStaticWithAssignmentViaTypereference" (formula "19") (term "1") (inst "#v0=a_4;"))
                (rule "variableDeclaration" (formula "19") (term "1") (newnames "a_4"))
                (rule "allocateInstance" (formula "19"))
-                (builtin "One Step Simplification" (formula "20"))
-                (builtin "One Step Simplification" (formula "1"))
+               (rule "sequentialToParallel2" (formula "20") (ossStep))
+               (rule "simplifyUpdate2" (formula "20") (ossStep))
+               (rule "simplifyUpdate3" (formula "20") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "20") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "20") (term "0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "20") (term "0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "20") (term "1,0,1,0") (ossStep))
+               (rule "false_to_not_true" (formula "1") (term "1,1,0,1") (ossStep))
+               (rule "simplifyUpdate2" (formula "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (ossStep))
+               (rule "simplifyUpdate2" (formula "1") (term "1") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+               (rule "simplifyUpdate2" (formula "1") (term "0,0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (term "1,0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (term "0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "1") (term "0,0,1,0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (term "1,1,0") (ossStep))
+               (rule "applyOnRigidFormula" (formula "1") (term "0,1,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "1,0,1,1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "1") (term "0,0,1,1,0") (ossStep))
+               (rule "applyOnPV" (formula "1") (term "0,0,0,1,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "1,0,0,1,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "1") (term "2,0,0,1,1,0") (ossStep))
                (rule "wellFormedAnon" (formula "1") (term "0,1,0"))
                (rule "andLeft" (formula "1"))
                (rule "andLeft" (formula "1"))
                (rule "notLeft" (formula "1"))
                (rule "replace_known_left" (formula "1") (term "0,0") (ifseqformula "6"))
-                (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "11")))
+               (rule "replace_known_left" (formula "1") (term "1,0") (ifseqformula "11") (ossStep))
+               (rule "concrete_and_1" (formula "1") (term "0") (ossStep))
+               (rule "concrete_impl_1" (formula "1") (ossStep))
                (rule "notLeft" (formula "1"))
                (rule "blockEmpty" (formula "22") (term "1"))
                (rule "assignment" (formula "22") (term "1"))
-                (builtin "One Step Simplification" (formula "22"))
+               (rule "sequentialToParallel2" (formula "22") (ossStep))
+               (rule "simplifyUpdate3" (formula "22") (term "1,0") (ossStep))
                (rule "selectCreatedOfAnonAsFormula" (formula "17"))
                (rule "orRight" (formula "17"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<create>,savedHeapBefore_<create>"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "assignment_write_attribute_this" (formula "23") (term "1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "sequentialToParallel2" (formula "23") (ossStep))
+               (rule "simplifyUpdate2" (formula "23") (ossStep))
+               (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "23") (term "0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "3,0,1,0") (ossStep))
                (rule "methodCallWithinClass" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<prepareEnter>,savedHeapBefore_<prepareEnter>"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<prepare>,savedHeapBefore_<prepare>"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<prepare>_0,savedHeapBefore_<prepare>_0"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<prepare>_1,savedHeapBefore_<prepare>_1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<prepare>_2,savedHeapBefore_<prepare>_2"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<prepare>_3,savedHeapBefore_<prepare>_3"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallEmpty" (formula "23") (term "1"))
                (rule "blockEmpty" (formula "23") (term "1"))
                (rule "assignment_write_attribute_this" (formula "23") (term "1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "sequentialToParallel2" (formula "23") (ossStep))
+               (rule "simplifyUpdate2" (formula "23") (ossStep))
+               (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "23") (term "0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "3,0,1,0") (ossStep))
                (rule "assignment_write_attribute_this" (formula "23") (term "1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "sequentialToParallel2" (formula "23") (ossStep))
+               (rule "simplifyUpdate2" (formula "23") (ossStep))
+               (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "23") (term "0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "3,0,1,0") (ossStep))
                (rule "methodCallEmpty" (formula "23") (term "1"))
                (rule "methodCallEmpty" (formula "23") (term "1"))
                (rule "methodCallEmpty" (formula "23") (term "1"))
@@ -3058,34 +4756,64 @@
                (rule "methodCallReturnIgnoreResult" (formula "23") (term "1"))
                (rule "methodCallReturn" (formula "23") (term "1"))
                (rule "assignment" (formula "23") (term "1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "sequentialToParallel2" (formula "23") (ossStep))
+               (rule "simplifyUpdate2" (formula "23") (ossStep))
+               (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "0,1,0") (ossStep))
                (rule "methodCallEmpty" (formula "23") (term "1"))
                (rule "blockEmpty" (formula "23") (term "1"))
                (rule "assignment" (formula "23") (term "1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "sequentialToParallel2" (formula "23") (ossStep))
+               (rule "simplifyUpdate2" (formula "23") (ossStep))
+               (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "0,1,0") (ossStep))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<init>,savedHeapBefore_<init>"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<init>_0,savedHeapBefore_<init>_0"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<init>_1,savedHeapBefore_<init>_1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<init>_2,savedHeapBefore_<init>_2"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<init>_3,savedHeapBefore_<init>_3"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallSuper" (formula "23") (term "1"))
                (rule "methodBodyExpand" (formula "23") (term "1") (newnames "heapBefore_<init>_4,savedHeapBefore_<init>_4"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
                (rule "methodCallEmpty" (formula "23") (term "1"))
                (rule "blockEmpty" (formula "23") (term "1"))
                (rule "assignment_write_attribute_this" (formula "23") (term "1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "sequentialToParallel2" (formula "23") (ossStep))
+               (rule "simplifyUpdate2" (formula "23") (ossStep))
+               (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "23") (term "0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "3,0,1,0") (ossStep))
                (rule "assignment_write_attribute_this" (formula "23") (term "1"))
-                (builtin "One Step Simplification" (formula "23"))
+               (rule "sequentialToParallel2" (formula "23") (ossStep))
+               (rule "dropEffectlessStores" (formula "23") (term "0,1,0,0") (ossStep))
+               (rule "dropEffectlessStores" (formula "23") (term "0,1,0,1,0") (ossStep))
+               (rule "simplifyUpdate2" (formula "23") (ossStep))
+               (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+               (rule "applyOnRigidTerm" (formula "23") (term "0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "0,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "applyOnPV" (formula "23") (term "1,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0") (ossStep))
+               (rule "simplifyUpdate1" (formula "23") (term "3,0,1,0") (ossStep))
                (rule "methodCallEmpty" (formula "23") (term "1"))
                (rule "methodCallEmpty" (formula "23") (term "1"))
                (rule "methodCallEmpty" (formula "23") (term "1"))
@@ -3094,68 +4822,192 @@
                (rule "blockEmpty" (formula "23") (term "1"))
                (rule "assignment_write_attribute" (formula "23") (term "1"))
                (branch "Normal Execution (a_2 != null)"
-                   (builtin "One Step Simplification" (formula "24"))
-                   (builtin "One Step Simplification" (formula "23") (ifInst ""  (formula "19")))
-                  (rule "false_right" (formula "23"))
+                  (rule "sequentialToParallel2" (formula "24") (ossStep))
+                  (rule "dropEffectlessStores" (formula "24") (term "0,1,0,0") (ossStep))
+                  (rule "dropEffectlessStores" (formula "24") (term "0,1,0,1,0") (ossStep))
+                  (rule "simplifyUpdate2" (formula "24") (ossStep))
+                  (rule "simplifyUpdate3" (formula "24") (term "1,0") (ossStep))
+                  (rule "applyOnElementary" (formula "24") (term "1,0") (ossStep))
+                  (rule "applyOnRigidTerm" (formula "24") (term "0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "24") (term "0,0,1,0") (ossStep))
+                  (rule "applyOnPV" (formula "24") (term "0,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "24") (term "1,0,1,0") (ossStep))
+                  (rule "applyOnPV" (formula "24") (term "1,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "24") (term "2,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "24") (term "3,0,1,0") (ossStep))
+                  (rule "simplifyUpdate2" (formula "23") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "23") (ossStep))
+                  (rule "applyOnPV" (formula "23") (term "0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "23") (term "1") (ossStep))
                   (rule "assignment" (formula "23") (term "1"))
-                   (builtin "One Step Simplification" (formula "23"))
+                  (rule "sequentialToParallel2" (formula "23") (ossStep))
+                  (rule "dropEffectlessStores" (formula "23") (term "0,1,0,0") (ossStep))
+                  (rule "dropEffectlessStores" (formula "23") (term "0,1,0,1,0") (ossStep))
+                  (rule "simplifyUpdate2" (formula "23") (ossStep))
+                  (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+                  (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+                  (rule "applyOnPV" (formula "23") (term "0,1,0") (ossStep))
                   (rule "tryCatchThrow" (formula "23") (term "1"))
                   (rule "ifElseUnfold" (formula "23") (term "1") (inst "#boolv=x;"))
                   (rule "variableDeclaration" (formula "23") (term "1") (newnames "x_5"))
                   (rule "equality_comparison_simple" (formula "23") (term "1"))
-                   (builtin "One Step Simplification" (formula "23"))
+                  (rule "sequentialToParallel2" (formula "23") (ossStep))
+                  (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+                  (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+                  (rule "applyOnRigidTerm" (formula "23") (term "0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "23") (term "0,0,1,0") (ossStep))
+                  (rule "applyOnPV" (formula "23") (term "0,0,0,1,0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "23") (term "1,0,0,1,0") (ossStep))
                   (rule "replace_known_right" (formula "23") (term "0,0,1,0") (ifseqformula "19"))
-                   (builtin "One Step Simplification" (formula "23"))
+                  (rule "ifthenelse_false" (formula "23") (term "0,1,0") (ossStep))
                   (rule "ifElseSplit" (formula "23"))
                   (branch "if x_5 true"
-                      (builtin "One Step Simplification" (formula "24"))
-                      (builtin "One Step Simplification" (formula "1"))
+                     (rule "simplifyUpdate2" (formula "24") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                     (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "1") (ossStep))
                      (rule "closeFalse" (formula "1"))
                   )
                   (branch "if x_5 false"
-                      (builtin "One Step Simplification" (formula "24"))
-                      (builtin "One Step Simplification" (formula "1"))
+                     (rule "simplifyUpdate2" (formula "24") (ossStep))
+                     (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+                     (rule "simplifyUpdate2" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                     (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                     (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                     (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                     (rule "boolean_not_equal_2" (formula "1") (term "0") (ossStep))
+                     (rule "concrete_not_2" (formula "1") (ossStep))
                      (rule "true_left" (formula "1"))
                      (rule "ifElseSplit" (formula "23"))
                      (branch "if a_1 instanceof java.lang.Throwable true"
-                         (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                        (rule "instanceof_static_type" (formula "1") (term "2,0,1") (ossStep))
+                        (rule "ifthenelse_concrete4" (formula "1") (term "1") (ossStep))
+                        (rule "boolean_not_equal_2" (formula "1") (term "1,1") (ossStep))
+                        (rule "concrete_or_4" (formula "1") (term "1") (ossStep))
+                        (rule "simplifyUpdate2" (formula "1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                        (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                        (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                        (rule "replace_known_right" (formula "1") (term "0") (ifseqformula "20") (ossStep))
+                        (rule "concrete_not_2" (formula "1") (ossStep))
                         (rule "true_left" (formula "1"))
                         (rule "variableDeclaration" (formula "23") (term "1") (newnames "e"))
                         (rule "delete_unnecessary_cast" (formula "23") (term "1"))
-                         (builtin "One Step Simplification" (formula "24"))
-                         (builtin "One Step Simplification" (formula "1"))
+                        (rule "sequentialToParallel2" (formula "24") (ossStep))
+                        (rule "simplifyUpdate2" (formula "24") (ossStep))
+                        (rule "simplifyUpdate3" (formula "24") (term "1,0") (ossStep))
+                        (rule "applyOnElementary" (formula "24") (term "1,0") (ossStep))
+                        (rule "applyOnPV" (formula "24") (term "0,1,0") (ossStep))
+                        (rule "instanceof_static_type" (formula "1") (term "0,1,1") (ossStep))
+                        (rule "eqClose" (formula "1") (term "1,1") (ossStep))
+                        (rule "concrete_or_3" (formula "1") (term "1") (ossStep))
+                        (rule "simplifyUpdate2" (formula "1") (ossStep))
                         (rule "true_left" (formula "1"))
                         (rule "assignment" (formula "23") (term "1"))
-                         (builtin "One Step Simplification" (formula "23"))
+                        (rule "sequentialToParallel2" (formula "23") (ossStep))
+                        (rule "simplifyUpdate2" (formula "23") (ossStep))
+                        (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
                         (rule "assignment" (formula "23") (term "1"))
-                         (builtin "One Step Simplification" (formula "23"))
+                        (rule "sequentialToParallel2" (formula "23") (ossStep))
+                        (rule "simplifyUpdate2" (formula "23") (ossStep))
+                        (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+                        (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+                        (rule "applyOnPV" (formula "23") (term "0,1,0") (ossStep))
                         (rule "methodCallEmpty" (formula "23") (term "1"))
                         (rule "emptyModality" (formula "23") (term "1"))
-                         (builtin "One Step Simplification" (formula "23"))
+                        (rule "applyOnRigidFormula" (formula "23") (ossStep))
+                        (rule "simplifyUpdate2" (formula "23") (term "0") (ossStep))
+                        (rule "simplifyUpdate2" (formula "23") (term "1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "23") (term "0") (ossStep))
+                        (rule "simplifyUpdate2" (formula "23") (term "0,0") (ossStep))
+                        (rule "simplifyUpdate2" (formula "23") (term "1,0") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "23") (term "0,0") (ossStep))
+                        (rule "applyOnPV" (formula "23") (term "0,0,0") (ossStep))
+                        (rule "simplifyUpdate1" (formula "23") (term "1,0,0") (ossStep))
+                        (rule "eqClose" (formula "23") (term "0,0") (ossStep))
+                        (rule "concrete_impl_1" (formula "23") (term "0") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "23") (term "1") (ossStep))
+                        (rule "simplifyUpdate2" (formula "23") (term "0,1") (ossStep))
+                        (rule "simplifyUpdate2" (formula "23") (term "1,1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "23") (term "0,1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "23") (term "0,0,1") (ossStep))
+                        (rule "applyOnPV" (formula "23") (term "0,0,0,1") (ossStep))
+                        (rule "simplifyUpdate1" (formula "23") (term "1,0,0,1") (ossStep))
+                        (rule "eqClose" (formula "23") (term "0,0,1") (ossStep))
+                        (rule "concrete_not_1" (formula "23") (term "0,1") (ossStep))
+                        (rule "concrete_impl_2" (formula "23") (term "1") (ossStep))
+                        (rule "concrete_and_3" (formula "23") (ossStep))
+                        (rule "sequentialToParallel2" (formula "23") (ossStep))
+                        (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+                        (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+                        (rule "applyOnRigidTerm" (formula "23") (term "0,1,0") (ossStep))
+                        (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0") (ossStep))
+                        (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "23") (term "0,0,1,0") (ossStep))
+                        (rule "applyOnPV" (formula "23") (term "0,0,0,1,0") (ossStep))
+                        (rule "simplifyUpdate1" (formula "23") (term "1,0,0,1,0") (ossStep))
                         (rule "replace_known_right" (formula "23") (term "0,0,1,0") (ifseqformula "19"))
-                         (builtin "One Step Simplification" (formula "23"))
+                        (rule "ifthenelse_false" (formula "23") (term "0,1,0") (ossStep))
                         (rule "ifElseSplit" (formula "23"))
                         (branch "if x_4 true"
-                            (builtin "One Step Simplification" (formula "24"))
-                            (builtin "One Step Simplification" (formula "1"))
+                           (rule "simplifyUpdate2" (formula "24") (ossStep))
+                           (rule "simplifyUpdate2" (formula "1") (ossStep))
+                           (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                           (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                           (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                           (rule "boolean_not_equal_2" (formula "1") (ossStep))
                            (rule "closeFalse" (formula "1"))
                         )
                         (branch "if x_4 false"
-                            (builtin "One Step Simplification" (formula "24"))
-                            (builtin "One Step Simplification" (formula "1"))
+                           (rule "simplifyUpdate2" (formula "24") (ossStep))
+                           (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+                           (rule "simplifyUpdate2" (formula "1") (ossStep))
+                           (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                           (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                           (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                           (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                           (rule "boolean_not_equal_2" (formula "1") (term "0") (ossStep))
+                           (rule "concrete_not_2" (formula "1") (ossStep))
                            (rule "true_left" (formula "1"))
                            (rule "elim_double_block" (formula "23") (term "1"))
                            (rule "ifElseSplit" (formula "23"))
                            (branch "if thrownExc instanceof java.lang.Throwable true"
-                               (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                              (rule "instanceof_static_type" (formula "1") (term "2,0,1") (ossStep))
+                              (rule "ifthenelse_concrete4" (formula "1") (term "1") (ossStep))
+                              (rule "boolean_not_equal_2" (formula "1") (term "1,1") (ossStep))
+                              (rule "concrete_or_4" (formula "1") (term "1") (ossStep))
+                              (rule "simplifyUpdate2" (formula "1") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                              (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                              (rule "replace_known_right" (formula "1") (term "0") (ifseqformula "20") (ossStep))
+                              (rule "concrete_not_2" (formula "1") (ossStep))
                               (rule "true_left" (formula "1"))
                               (rule "variableDeclaration" (formula "23") (term "1") (newnames "e_1"))
                               (rule "delete_unnecessary_cast" (formula "23") (term "1"))
-                               (builtin "One Step Simplification" (formula "24"))
-                               (builtin "One Step Simplification" (formula "1"))
+                              (rule "sequentialToParallel2" (formula "24") (ossStep))
+                              (rule "simplifyUpdate2" (formula "24") (ossStep))
+                              (rule "simplifyUpdate3" (formula "24") (term "1,0") (ossStep))
+                              (rule "applyOnElementary" (formula "24") (term "1,0") (ossStep))
+                              (rule "applyOnPV" (formula "24") (term "0,1,0") (ossStep))
+                              (rule "instanceof_static_type" (formula "1") (term "0,1,1") (ossStep))
+                              (rule "eqClose" (formula "1") (term "1,1") (ossStep))
+                              (rule "concrete_or_3" (formula "1") (term "1") (ossStep))
+                              (rule "simplifyUpdate2" (formula "1") (ossStep))
                               (rule "true_left" (formula "1"))
                               (rule "assignment" (formula "23") (term "1"))
-                               (builtin "One Step Simplification" (formula "23"))
+                              (rule "sequentialToParallel2" (formula "23") (ossStep))
+                              (rule "simplifyUpdate2" (formula "23") (ossStep))
+                              (rule "simplifyUpdate3" (formula "23") (term "1,0") (ossStep))
+                              (rule "applyOnElementary" (formula "23") (term "1,0") (ossStep))
+                              (rule "applyOnPV" (formula "23") (term "0,1,0") (ossStep))
                               (rule "emptyModality" (formula "23") (term "1"))
                               (rule "andRight" (formula "23"))
                               (branch "Case 1"
@@ -3164,11 +5016,19 @@
                                     (rule "impRight" (formula "23"))
                                     (rule "andRight" (formula "24"))
                                     (branch "Case 1"
-                                        (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                                       (rule "simplifyUpdate2" (formula "1") (ossStep))
+                                       (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                                       (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                                       (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                                       (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                                        (rule "closeFalse" (formula "1"))
                                     )
                                     (branch "Case 2"
-                                        (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                                       (rule "simplifyUpdate2" (formula "1") (ossStep))
+                                       (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                                       (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                                       (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                                       (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                                        (rule "closeFalse" (formula "1"))
                                     )
                                  )
@@ -3176,14 +5036,50 @@
                                     (rule "impRight" (formula "23"))
                                     (rule "orRight" (formula "24"))
                                     (rule "orRight" (formula "24"))
-                                     (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
-                                     (builtin "One Step Simplification" (formula "26"))
+                                    (rule "simplifyUpdate2" (formula "1") (ossStep))
+                                    (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                                    (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+                                    (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+                                    (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+                                    (rule "replace_known_right" (formula "1") (term "0") (ifseqformula "20") (ossStep))
+                                    (rule "concrete_not_2" (formula "1") (ossStep))
+                                    (rule "simplifyUpdate2" (formula "26") (ossStep))
+                                    (rule "applyOnRigidFormula" (formula "26") (ossStep))
+                                    (rule "simplifyUpdate1" (formula "26") (term "1") (ossStep))
+                                    (rule "applyOnRigidTerm" (formula "26") (term "0") (ossStep))
+                                    (rule "applyOnPV" (formula "26") (term "0,0") (ossStep))
+                                    (rule "instanceof_static_type" (formula "26") (term "0") (ossStep))
+                                    (rule "eqClose" (formula "26") (ossStep))
                                     (rule "closeTrue" (formula "26"))
                                  )
                               )
                               (branch "Case 2"
-                                  (builtin "One Step Simplification" (formula "23"))
-                                  (builtin "One Step Simplification" (formula "3"))
+                                 (rule "simplifyUpdate2" (formula "23") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "23") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "23") (term "0") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "23") (term "0,0") (ossStep))
+                                 (rule "simplifyUpdate2" (formula "23") (term "0,0,0") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "23") (term "0,0,0") (ossStep))
+                                 (rule "simplifyUpdate2" (formula "23") (term "0,0,0,0") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "23") (term "1,0,0,0") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "23") (term "0,1,0,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0,0,0") (ossStep))
+                                 (rule "applyOnRigidTerm" (formula "23") (term "0,0,1,0,0,0") (ossStep))
+                                 (rule "applyOnPV" (formula "23") (term "0,0,0,1,0,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "1,0,0,1,0,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "2,0,0,1,0,0,0") (ossStep))
+                                 (rule "applyOnRigidFormula" (formula "23") (term "1,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "0,1,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "1,1,0,0") (ossStep))
+                                 (rule "applyOnRigidTerm" (formula "23") (term "0,1,0,0") (ossStep))
+                                 (rule "applyOnPV" (formula "23") (term "0,0,1,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "1,0,1,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "2,0,1,0,0") (ossStep))
+                                 (rule "applyOnRigidTerm" (formula "23") (term "1,1,0,0") (ossStep))
+                                 (rule "applyOnPV" (formula "23") (term "0,1,1,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "1,1,1,0,0") (ossStep))
+                                 (rule "simplifyUpdate1" (formula "23") (term "2,1,1,0,0") (ossStep))
+                                 (rule "expandInInt" (formula "3") (ossStep))
                                  (rule "true_left" (formula "3"))
                                  (rule "allRight" (formula "22") (inst "sk=f_0"))
                                  (rule "allRight" (formula "22") (inst "sk=o_0"))
@@ -3242,43 +5138,232 @@
                                  (rule "polySimp_elimOne" (formula "13") (term "0"))
                                  (rule "inEqSimp_contradInEq0" (formula "11") (ifseqformula "4"))
                                  (rule "qeq_literals" (formula "11") (term "0"))
-                                  (builtin "One Step Simplification" (formula "11"))
+                                 (rule "concrete_and_2" (formula "11") (ossStep))
                                  (rule "closeFalse" (formula "11"))
                               )
                            )
                            (branch "if thrownExc instanceof java.lang.Throwable false"
-                               (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                              (rule "ifthenelse_concrete3" (formula "1") (term "1") (ossStep))
+                              (rule "false_to_not_true" (formula "1") (term "1,1") (ossStep))
+                              (rule "instanceof_static_type" (formula "1") (term "0,0,1,1") (ossStep))
+                              (rule "eqClose" (formula "1") (term "0,1,1") (ossStep))
+                              (rule "concrete_not_1" (formula "1") (term "1,1") (ossStep))
+                              (rule "concrete_or_4" (formula "1") (term "1") (ossStep))
+                              (rule "simplifyUpdate2" (formula "1") (ossStep))
+                              (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                              (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                              (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                              (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                               (rule "closeFalse" (formula "1"))
                            )
                         )
                      )
                      (branch "if a_1 instanceof java.lang.Throwable false"
-                         (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                        (rule "ifthenelse_concrete3" (formula "1") (term "1") (ossStep))
+                        (rule "false_to_not_true" (formula "1") (term "1,1") (ossStep))
+                        (rule "instanceof_static_type" (formula "1") (term "0,0,1,1") (ossStep))
+                        (rule "eqClose" (formula "1") (term "0,1,1") (ossStep))
+                        (rule "concrete_not_1" (formula "1") (term "1,1") (ossStep))
+                        (rule "concrete_or_4" (formula "1") (term "1") (ossStep))
+                        (rule "simplifyUpdate2" (formula "1") (ossStep))
+                        (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                        (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                        (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                        (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                         (rule "closeFalse" (formula "1"))
                      )
                   )
                )
                (branch "Null Reference (a_2 = null)"
-                   (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "20")))
+                  (rule "simplifyUpdate2" (formula "1") (ossStep))
+                  (rule "applyOnRigidFormula" (formula "1") (ossStep))
+                  (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+                  (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+                  (rule "replace_known_right" (formula "1") (ifseqformula "20") (ossStep))
                   (rule "closeFalse" (formula "1"))
                )
             )
          )
       )
       (branch "Null Reference (_r = null)"
-          (builtin "One Step Simplification" (formula "1") (ifInst ""  (formula "15")))
+         (rule "simplifyUpdate2" (formula "1") (ossStep))
+         (rule "applyOnRigidFormula" (formula "1") (ossStep))
+         (rule "applyOnPV" (formula "1") (term "0") (ossStep))
+         (rule "simplifyUpdate1" (formula "1") (term "1") (ossStep))
+         (rule "replace_known_right" (formula "1") (ifseqformula "15") (ossStep))
          (rule "closeFalse" (formula "1"))
       )
    )
    (branch "if x false"
-       (builtin "One Step Simplification" (formula "16"))
-       (builtin "One Step Simplification" (formula "1"))
+      (rule "simplifyUpdate2" (formula "16") (ossStep))
+      (rule "false_to_not_true" (formula "1") (term "1") (ossStep))
+      (rule "simplifyUpdate2" (formula "1") (ossStep))
+      (rule "applyOnRigidFormula" (formula "1") (ossStep))
+      (rule "applyOnRigidFormula" (formula "1") (term "0") (ossStep))
+      (rule "applyOnPV" (formula "1") (term "0,0") (ossStep))
+      (rule "simplifyUpdate1" (formula "1") (term "1,0") (ossStep))
+      (rule "eqClose" (formula "1") (term "0") (ossStep))
+      (rule "concrete_not_1" (formula "1") (ossStep))
       (rule "closeFalse" (formula "1"))
    )
 )
 (branch "Use Case"
-    (builtin "One Step Simplification" (formula "9"))
-    (builtin "One Step Simplification" (formula "7"))
+   (rule "false_to_not_true" (formula "9") (term "0,0,1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (term "1") (ossStep))
+   (rule "sequentialToParallel2" (formula "9") (ossStep))
+   (rule "simplifyUpdate2" (formula "9") (ossStep))
+   (rule "simplifyUpdate3" (formula "9") (term "1,0") (ossStep))
+   (rule "expandInInt" (formula "7") (term "0,0,1,1,1") (ossStep))
+   (rule "concrete_and_1" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "expandInInt" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "concrete_and_1" (formula "7") (term "1,1,1") (ossStep))
+   (rule "expandInInt" (formula "7") (term "1,1,1") (ossStep))
+   (rule "concrete_and_3" (formula "7") (term "1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,0,0,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,0,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,0,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,0,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,1,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,1,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,1,1,1,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "2,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,2,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,2,1,1,1,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,2,1,1,1,0,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,2,1,1,1,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,0,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,0,1,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "3,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,3,1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "0,3,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,3,1,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,3,1,1,1,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,0,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,0,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "1,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "2,1,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "3,1,1,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1,0") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1") (ossStep))
+   (rule "simplifyUpdate2" (formula "7") (term "0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "7") (term "1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,0,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,0,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,0,1,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "7") (term "1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "0,1,1,1") (ossStep))
+   (rule "applyOnPV" (formula "7") (term "1,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "2,1,1,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "7") (term "3,1,1,1") (ossStep))
    (rule "andLeft" (formula "7"))
    (rule "andLeft" (formula "7"))
    (rule "andLeft" (formula "7"))
@@ -3287,30 +5372,136 @@
    (rule "variableDeclarationAssign" (formula "14") (term "1"))
    (rule "variableDeclaration" (formula "14") (term "1") (newnames "b_0_1"))
    (rule "inequality_comparison_simple" (formula "14") (term "1"))
-    (builtin "One Step Simplification" (formula "14"))
+   (rule "sequentialToParallel2" (formula "14") (ossStep))
+   (rule "simplifyUpdate2" (formula "14") (ossStep))
+   (rule "simplifyUpdate3" (formula "14") (term "1,0") (ossStep))
+   (rule "applyOnElementary" (formula "14") (term "1,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "14") (term "0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "14") (term "1,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "14") (term "2,0,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "14") (term "0,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "14") (term "0,0,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "14") (term "0,0,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "14") (term "1,0,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "14") (term "1,0,0,1,0") (ossStep))
    (rule "eqSymm" (formula "14") (term "0,0,1,0"))
    (rule "methodCallEmpty" (formula "14") (term "1"))
    (rule "emptyModality" (formula "14") (term "1"))
-    (builtin "One Step Simplification" (formula "14"))
+   (rule "applyOnRigidFormula" (formula "14") (ossStep))
+   (rule "simplifyUpdate2" (formula "14") (term "0") (ossStep))
+   (rule "simplifyUpdate2" (formula "14") (term "1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "14") (term "0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "14") (term "0,0") (ossStep))
+   (rule "applyOnPV" (formula "14") (term "0,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "14") (term "1,0,0") (ossStep))
+   (rule "ifthenelse_concrete4" (formula "14") (term "0,0") (ossStep))
+   (rule "boolean_not_equal_2" (formula "14") (term "1,0,0") (ossStep))
+   (rule "concrete_or_4" (formula "14") (term "0,0") (ossStep))
+   (rule "double_not" (formula "14") (term "0") (ossStep))
    (rule "impRight" (formula "14"))
    (rule "methodCallReturn" (formula "15") (term "1"))
    (rule "assignment" (formula "15") (term "1"))
-    (builtin "One Step Simplification" (formula "15"))
+   (rule "sequentialToParallel2" (formula "15") (ossStep))
+   (rule "simplifyUpdate2" (formula "15") (ossStep))
+   (rule "simplifyUpdate3" (formula "15") (term "1,0") (ossStep))
+   (rule "applyOnElementary" (formula "15") (term "1,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,1,0") (ossStep))
    (rule "methodCallEmpty" (formula "15") (term "1"))
    (rule "tryEmpty" (formula "15") (term "1"))
    (rule "emptyModality" (formula "15") (term "1"))
-    (builtin "One Step Simplification" (formula "15"))
+   (rule "applyOnRigidFormula" (formula "15") (ossStep))
+   (rule "simplifyUpdate2" (formula "15") (term "1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0") (ossStep))
+   (rule "simplifyUpdate2" (formula "15") (term "1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "15") (term "0,0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "15") (term "1,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,0,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,0,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,0,0") (ossStep))
+   (rule "eqClose" (formula "15") (term "0,0,0") (ossStep))
+   (rule "concrete_impl_1" (formula "15") (term "0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,0") (ossStep))
+   (rule "simplifyUpdate2" (formula "15") (term "0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,0,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,0,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "1,1,0,0") (ossStep))
+   (rule "applyOnRigidTerm" (formula "15") (term "0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "0,0,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,1,0,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "1,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "2,0,1,0,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "3,0,1,0,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,1,0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,0,1,0") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,0,0,1,0") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,0,1,0") (ossStep))
+   (rule "eqClose" (formula "15") (term "0,0,1,0") (ossStep))
+   (rule "concrete_not_1" (formula "15") (term "0,1,0") (ossStep))
+   (rule "concrete_impl_2" (formula "15") (term "1,0") (ossStep))
+   (rule "concrete_and_3" (formula "15") (term "0") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "15") (term "0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,0,0,1") (ossStep))
+   (rule "simplifyUpdate2" (formula "15") (term "0,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "1,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "0,1,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,1,0,0,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "15") (term "0,0,1,0,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,0,0,1,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,0,1,0,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "2,0,0,1,0,0,0,1") (ossStep))
+   (rule "applyOnRigidFormula" (formula "15") (term "1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,1,0,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "15") (term "0,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,0,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "2,0,1,0,0,1") (ossStep))
+   (rule "applyOnRigidTerm" (formula "15") (term "1,1,0,0,1") (ossStep))
+   (rule "applyOnPV" (formula "15") (term "0,1,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "1,1,1,0,0,1") (ossStep))
+   (rule "simplifyUpdate1" (formula "15") (term "2,1,1,0,0,1") (ossStep))
    (rule "selectOfAnon" (formula "15") (term "1,1,0,0,1"))
-    (builtin "One Step Simplification" (formula "15"))
+   (rule "elementOfEmpty" (formula "15") (term "0,0,0,1,1,0,0,1") (ossStep))
+   (rule "concrete_and_2" (formula "15") (term "0,0,1,1,0,0,1") (ossStep))
+   (rule "concrete_or_2" (formula "15") (term "0,1,1,0,0,1") (ossStep))
+   (rule "elementOfFreshLocs" (formula "15") (term "0,1,1,0,0,1") (ossStep))
    (rule "applyEqRigid" (formula "11") (term "3,0") (ifseqformula "1") (userinteraction))
    (rule "Contract_axiom_for_gcd_in_ParallelGcd" (formula "11") (term "1") (inst "i=i_1") (userinteraction))
    (rule "Contract_axiom_for_gcd_in_ParallelGcd" (formula "12") (term "0") (inst "i=i_1") (userinteraction))
-    (builtin "One Step Simplification" (formula "12") (ifInst ""  (formula "9")) (ifInst ""  (formula "9")) (ifInst ""  (formula "2")))
-    (builtin "One Step Simplification" (formula "11") (ifInst ""  (formula "5")) (ifInst ""  (formula "6")) (ifInst ""  (formula "2")))
+   (rule "replace_known_left" (formula "12") (term "0,0,0") (ifseqformula "9") (ossStep))
+   (rule "replace_known_left" (formula "12") (term "1,0,0") (ifseqformula "9") (ossStep))
+   (rule "replace_known_left" (formula "12") (term "1,1,0") (ifseqformula "2") (ossStep))
+   (rule "concrete_and_1" (formula "12") (term "0,0") (ossStep))
+   (rule "concrete_and_1" (formula "12") (term "0") (ossStep))
+   (rule "concrete_and_3" (formula "12") (term "0") (ossStep))
+   (rule "eq_and_2" (formula "12") (term "0,0,0,0,1") (ossStep))
+   (rule "expandInInt" (formula "12") (term "1,0,0,0,1,0,0,0,1") (ossStep))
+   (rule "concrete_and_3" (formula "12") (term "0,0,0,1,0,0,0,1") (ossStep))
+   (rule "eq_and" (formula "12") (term "1,0,0,1,0,0,0,1") (ossStep))
+   (rule "eqClose" (formula "12") (term "0,1,0,0,1") (ossStep))
+   (rule "concrete_impl_1" (formula "12") (term "1,0,0,1") (ossStep))
+   (rule "replace_known_left" (formula "11") (term "0,0,0") (ifseqformula "5") (ossStep))
+   (rule "replace_known_left" (formula "11") (term "1,0,0") (ifseqformula "6") (ossStep))
+   (rule "replace_known_left" (formula "11") (term "1,1,0") (ifseqformula "2") (ossStep))
+   (rule "concrete_and_1" (formula "11") (term "0,0") (ossStep))
+   (rule "concrete_and_1" (formula "11") (term "0") (ossStep))
+   (rule "concrete_and_3" (formula "11") (term "0") (ossStep))
+   (rule "expandInInt" (formula "11") (term "1,0,0,0,1,0,0,0,1") (ossStep))
+   (rule "concrete_and_3" (formula "11") (term "0,0,0,1,0,0,0,1") (ossStep))
    (rule "wellFormedAnon" (formula "12") (term "0"))
    (rule "wellFormedAnon" (formula "11") (term "0"))
    (rule "eqSymm" (formula "17") (term "1,0,0,1"))
-    (builtin "One Step Simplification" (formula "17"))
+   (rule "ifthenelse_concrete4" (formula "17") (term "1,0,0,1") (ossStep))
    (rule "eqSymm" (formula "15") (term "1"))
    (rule "eqSymm" (formula "14") (term "1"))
    (rule "eqSymm" (formula "12") (term "1,1,0,1"))
@@ -3319,7 +5510,9 @@
    (rule "eqSymm" (formula "11") (term "1,1,0,1"))
    (rule "eqSymm" (formula "11") (term "0,1,0,0,1"))
    (rule "replace_known_left" (formula "12") (term "0,0") (ifseqformula "2"))
-    (builtin "One Step Simplification" (formula "12") (ifInst ""  (formula "7")))
+   (rule "replace_known_left" (formula "12") (term "1,0") (ifseqformula "7") (ossStep))
+   (rule "concrete_and_1" (formula "12") (term "0") (ossStep))
+   (rule "concrete_impl_1" (formula "12") (ossStep))
    (rule "andLeft" (formula "12"))
    (rule "andLeft" (formula "12"))
    (rule "andLeft" (formula "12"))
@@ -3327,7 +5520,9 @@
    (rule "notLeft" (formula "13"))
    (rule "andLeft" (formula "12"))
    (rule "replace_known_left" (formula "11") (term "1,0") (ifseqformula "7"))
-    (builtin "One Step Simplification" (formula "11") (ifInst ""  (formula "2")))
+   (rule "replace_known_left" (formula "11") (term "0,0") (ifseqformula "2") (ossStep))
+   (rule "concrete_and_1" (formula "11") (term "0") (ossStep))
+   (rule "concrete_impl_1" (formula "11") (ossStep))
    (rule "andLeft" (formula "11"))
    (rule "andLeft" (formula "11"))
    (rule "andLeft" (formula "11"))
@@ -3375,7 +5570,7 @@
    (rule "times_zero_1" (formula "21") (term "1,0,0"))
    (rule "add_zero_right" (formula "21") (term "0,0"))
    (rule "leq_literals" (formula "21") (term "0"))
-    (builtin "One Step Simplification" (formula "21"))
+   (rule "concrete_impl_2" (formula "21") (ossStep))
    (rule "true_left" (formula "21"))
    (rule "inEqSimp_ltToLeq" (formula "20") (term "0"))
    (rule "polySimp_mulComm0" (formula "20") (term "1,0,0,0"))
@@ -3384,7 +5579,7 @@
    (rule "times_zero_1" (formula "20") (term "1,0,0"))
    (rule "add_zero_right" (formula "20") (term "0,0"))
    (rule "leq_literals" (formula "20") (term "0"))
-    (builtin "One Step Simplification" (formula "20"))
+   (rule "concrete_impl_2" (formula "20") (ossStep))
    (rule "true_left" (formula "20"))
    (rule "inEqSimp_ltToLeq" (formula "24") (term "0,0,0,0"))
    (rule "add_zero_right" (formula "24") (term "0,0,0,0,0"))
@@ -3415,7 +5610,7 @@
    (rule "applyEq" (formula "19") (term "0") (ifseqformula "18"))
    (rule "eqSymm" (formula "19"))
    (rule "replace_known_left" (formula "25") (term "1,0") (ifseqformula "19"))
-    (builtin "One Step Simplification" (formula "25"))
+   (rule "concrete_and_3" (formula "25") (term "0") (ossStep))
    (rule "applyEq" (formula "10") (term "0,1,0") (ifseqformula "1"))
    (rule "applyEq" (formula "20") (term "1,3,0,1") (ifseqformula "1"))
    (rule "eqSymm" (formula "20") (term "1"))
@@ -3428,7 +5623,7 @@
    (rule "times_zero_1" (formula "20") (term "1,0,0"))
    (rule "add_zero_right" (formula "20") (term "0,0"))
    (rule "leq_literals" (formula "20") (term "0"))
-    (builtin "One Step Simplification" (formula "20"))
+   (rule "concrete_impl_2" (formula "20") (ossStep))
    (rule "true_left" (formula "20"))
    (rule "applyEq" (formula "19") (term "3,0,1") (ifseqformula "1"))
    (rule "applyEqRigid" (formula "19") (term "1,0,0") (ifseqformula "1"))
@@ -3437,7 +5632,7 @@
    (rule "times_zero_1" (formula "19") (term "1,0,0"))
    (rule "add_zero_right" (formula "19") (term "0,0"))
    (rule "leq_literals" (formula "19") (term "0"))
-    (builtin "One Step Simplification" (formula "19"))
+   (rule "concrete_impl_2" (formula "19") (ossStep))
    (rule "true_left" (formula "19"))
    (rule "applyEq" (formula "20") (term "1,0,0,1,0,0") (ifseqformula "17"))
    (rule "apply_eq_monomials" (formula "10") (term "1,0") (ifseqformula "18"))
@@ -3494,7 +5689,7 @@
    (rule "polySimp_mulLiterals" (formula "9") (term "0"))
    (rule "polySimp_elimOne" (formula "9") (term "0"))
    (rule "replace_known_left" (formula "21") (term "0") (ifseqformula "9"))
-    (builtin "One Step Simplification" (formula "21"))
+   (rule "concrete_and_1" (formula "21") (ossStep))
    (rule "allRight" (formula "21") (inst "sk=f_0"))
    (rule "allRight" (formula "21") (inst "sk=o_0"))
    (rule "orRight" (formula "21"))
diff --git a/keyext.slicing/src/test/java/org/key_project/slicing/EndToEndTests.java b/keyext.slicing/src/test/java/org/key_project/slicing/EndToEndTests.java
index 80ac2bb5e84..62f588983d4 100644
--- a/keyext.slicing/src/test/java/org/key_project/slicing/EndToEndTests.java
+++ b/keyext.slicing/src/test/java/org/key_project/slicing/EndToEndTests.java
@@ -115,10 +115,10 @@ void sliceMultipleIterations() throws Exception {
     void sliceJavaProof() throws Exception {
         sliceProof(
             "../../../../../key.ui/examples/heap/verifyThis15_2_ParallelGcd/parallelGcd.proof",
-            3238, 1336, true, false).dispose();
+            5398, 3280, true, false).dispose();
         sliceProofOffline(
             "../../../../../key.ui/examples/heap/verifyThis15_2_ParallelGcd/parallelGcd.proof",
-            3238, 1336, true, false).dispose();
+            5398, 3280, true, false).dispose();
     }
 
     /**
@@ -128,7 +128,7 @@ void sliceJavaProof() throws Exception {
      */
     @Test
     void sliceCutExample() throws Exception {
-        sliceProof("cutExample.proof", 10, 7, true, false).dispose();
+        sliceProof("cutExample.proof", 11, 8, true, false).dispose();
     }
 
     /**
@@ -149,8 +149,8 @@ void sliceAgathaWithOpenGoal() throws Exception {
      */
     @Test
     void sliceWithOpenGoal() throws Exception {
-        sliceProof("openGoal1.proof", 10, 7, true, false).dispose();
-        sliceProof("openGoal2.proof", 10, 7, true, false).dispose();
+        sliceProof("openGoal1.proof", 11, 8, true, false).dispose();
+        sliceProof("openGoal2.proof", 11, 8, true, false).dispose();
     }
 
     /**
@@ -162,18 +162,18 @@ void sliceWithOpenGoal() throws Exception {
     @Test
     void sliceIfThenElseSplit() throws Exception {
         // dependency analysis: instantly remove irrelevant steps from one branch
-        sliceProof("ifThenElseSplit.proof", 12, 6, true, false);
+        sliceProof("ifThenElseSplit.proof", 14, 7, true, false);
 
         // duplicate analysis: merge duplicated steps (one at a time)
         Pair<Proof, Path> iteration1 = sliceProofFullFilename(
             testCaseDirectory.resolve("ifThenElseSplit.proof"),
-            12, 11, false, true, true);
+            14, 13, false, true, true);
         var iteration2 =
-            sliceProofFullFilename(iteration1.second, 11, 10, false, true, true);
+            sliceProofFullFilename(iteration1.second, 13, 12, false, true, true);
         var iteration3 =
-            sliceProofFullFilename(iteration2.second, 10, 9, false, true, true);
+            sliceProofFullFilename(iteration2.second, 12, 11, false, true, true);
         var iteration4 =
-            sliceProofFullFilename(iteration3.second, 9, 8, false, true, true);
+            sliceProofFullFilename(iteration3.second, 11, 10, false, true, true);
         assertEquals("w TRUE",
             iteration4.first.findAny(x -> x.serialNr() == 6).getNodeInfo().getBranchLabel());
         assertEquals("w FALSE",
diff --git a/keyext.slicing/src/test/resources/testcase/cutExample.proof b/keyext.slicing/src/test/resources/testcase/cutExample.proof
index e4f5a787a8f..978e5bb6af2 100644
--- a/keyext.slicing/src/test/resources/testcase/cutExample.proof
+++ b/keyext.slicing/src/test/resources/testcase/cutExample.proof
@@ -1,46 +1,79 @@
 \profile "Java Profile";
 
-\settings {
-"#Proof-Settings-Config-File
-#Sat May 28 10:40:30 CEST 2022
-[Labels]UseOriginLabels=true
-[StrategyProperty]QUERYAXIOM_OPTIONS_KEY=QUERYAXIOM_ON
-[SMTSettings]invariantForall=false
-[Strategy]ActiveStrategy=JavaCardDLStrategy
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY1=USER_TACLETS_OFF
-[StrategyProperty]QUANTIFIERS_OPTIONS_KEY=QUANTIFIERS_NON_SPLITTING_WITH_PROGS
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY2=USER_TACLETS_OFF
-[Choice]DefaultChoices=JavaCard-JavaCard\\:off , Strings-Strings\\:on , assertions-assertions\\:safe , bigint-bigint\\:on , floatRules-floatRules\\:strictfpOnly , initialisation-initialisation\\:disableStaticInitialisation , intRules-intRules\\:arithmeticSemanticsIgnoringOF , integerSimplificationRules-integerSimplificationRules\\:full , javaLoopTreatment-javaLoopTreatment\\:efficient , mergeGenerateIsWeakeningGoal-mergeGenerateIsWeakeningGoal\\:off , methodExpansion-methodExpansion\\:modularOnly , modelFields-modelFields\\:treatAsAxiom , moreSeqRules-moreSeqRules\\:off , permissions-permissions\\:off , programRules-programRules\\:Java , reach-reach\\:on , runtimeExceptions-runtimeExceptions\\:ban , sequences-sequences\\:on , wdChecks-wdChecks\\:off , wdOperator-wdOperator\\:L
-[StrategyProperty]LOOP_OPTIONS_KEY=LOOP_SCOPE_INV_TACLET
-[StrategyProperty]INF_FLOW_CHECK_PROPERTY=INF_FLOW_CHECK_FALSE
-[SMTSettings]UseBuiltUniqueness=false
-[SMTSettings]explicitTypeHierarchy=false
-[SMTSettings]instantiateHierarchyAssumptions=true
-[StrategyProperty]NON_LIN_ARITH_OPTIONS_KEY=NON_LIN_ARITH_DEF_OPS
-[SMTSettings]SelectedTaclets=
-[StrategyProperty]DEP_OPTIONS_KEY=DEP_ON
-[StrategyProperty]AUTO_INDUCTION_OPTIONS_KEY=AUTO_INDUCTION_OFF
-[Strategy]MaximumNumberOfAutomaticApplications=10000
-[StrategyProperty]STOPMODE_OPTIONS_KEY=STOPMODE_DEFAULT
-[StrategyProperty]CLASS_AXIOM_OPTIONS_KEY=CLASS_AXIOM_DELAYED
-[SMTSettings]useConstantsForBigOrSmallIntegers=true
-[StrategyProperty]MPS_OPTIONS_KEY=MPS_MERGE
-[StrategyProperty]SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY=SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF
-[Strategy]Timeout=-1
-[StrategyProperty]SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY=SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER
-[StrategyProperty]QUERY_NEW_OPTIONS_KEY=QUERY_ON
-[SMTSettings]useUninterpretedMultiplication=true
-[StrategyProperty]BLOCK_OPTIONS_KEY=BLOCK_CONTRACT_INTERNAL
-[StrategyProperty]METHOD_OPTIONS_KEY=METHOD_CONTRACT
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY3=USER_TACLETS_OFF
-[SMTSettings]maxGenericSorts=2
-[StrategyProperty]OSS_OPTIONS_KEY=OSS_ON
-[StrategyProperty]SPLITTING_OPTIONS_KEY=SPLITTING_DELAYED
-[SMTSettings]integersMinimum=-2147483645
-[StrategyProperty]VBT_PHASE=VBT_SYM_EX
-[SMTSettings]integersMaximum=2147483645
-"
-}
+\settings // Proof-Settings-Config-File
+{ 
+    "Choice" : { 
+        "JavaCard" : "JavaCard:off",
+        "Strings" : "Strings:on",
+        "assertions" : "assertions:safe",
+        "bigint" : "bigint:on",
+        "finalFields" : "finalFields:immutable",
+        "floatRules" : "floatRules:strictfpOnly",
+        "initialisation" : "initialisation:disableStaticInitialisation",
+        "intRules" : "intRules:arithmeticSemanticsIgnoringOF",
+        "integerSimplificationRules" : "integerSimplificationRules:full",
+        "javaLoopTreatment" : "javaLoopTreatment:efficient",
+        "mergeGenerateIsWeakeningGoal" : "mergeGenerateIsWeakeningGoal:off",
+        "methodExpansion" : "methodExpansion:modularOnly",
+        "modelFields" : "modelFields:treatAsAxiom",
+        "moreSeqRules" : "moreSeqRules:off",
+        "permissions" : "permissions:off",
+        "programRules" : "programRules:Java",
+        "reach" : "reach:on",
+        "runtimeExceptions" : "runtimeExceptions:ban",
+        "sequences" : "sequences:on",
+        "soundDefaultContracts" : "soundDefaultContracts:on",
+        "wdChecks" : "wdChecks:off",
+        "wdOperator" : "wdOperator:L"
+     },
+    "Labels" : { 
+        "UseOriginLabels" : true
+     },
+    "NewSMT" : { 
+        
+     },
+    "SMTSettings" : { 
+        "SelectedTaclets" : [ 
+            
+         ],
+        "UseBuiltUniqueness" : false,
+        "explicitTypeHierarchy" : false,
+        "instantiateHierarchyAssumptions" : true,
+        "integersMaximum" : 2147483645,
+        "integersMinimum" : -2147483645,
+        "invariantForall" : false,
+        "maxGenericSorts" : 2,
+        "useConstantsForBigOrSmallIntegers" : true,
+        "useUninterpretedMultiplication" : true
+     },
+    "Strategy" : { 
+        "ActiveStrategy" : "JavaCardDLStrategy",
+        "MaximumNumberOfAutomaticApplications" : 10000,
+        "Timeout" : -1,
+        "options" : { 
+            "AUTO_INDUCTION_OPTIONS_KEY" : "AUTO_INDUCTION_OFF",
+            "BLOCK_OPTIONS_KEY" : "BLOCK_CONTRACT_INTERNAL",
+            "CLASS_AXIOM_OPTIONS_KEY" : "CLASS_AXIOM_DELAYED",
+            "DEP_OPTIONS_KEY" : "DEP_ON",
+            "LOOP_OPTIONS_KEY" : "LOOP_SCOPE_INV_TACLET",
+            "METHOD_OPTIONS_KEY" : "METHOD_CONTRACT",
+            "MPS_OPTIONS_KEY" : "MPS_MERGE",
+            "NON_LIN_ARITH_OPTIONS_KEY" : "NON_LIN_ARITH_DEF_OPS",
+            "OSS_OPTIONS_KEY" : "OSS_ON",
+            "QUANTIFIERS_OPTIONS_KEY" : "QUANTIFIERS_NON_SPLITTING_WITH_PROGS",
+            "QUERYAXIOM_OPTIONS_KEY" : "QUERYAXIOM_ON",
+            "QUERY_NEW_OPTIONS_KEY" : "QUERY_ON",
+            "SPLITTING_OPTIONS_KEY" : "SPLITTING_DELAYED",
+            "STOPMODE_OPTIONS_KEY" : "STOPMODE_DEFAULT",
+            "SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER",
+            "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF",
+            "USER_TACLETS_OPTIONS_KEY1" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY2" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY3" : "USER_TACLETS_OFF",
+            "VBT_PHASE" : "VBT_SYM_EX"
+         }
+     }
+ } 
 
 \sorts {
 	s;
@@ -52,16 +85,16 @@
 }
 \problem {
 (p -> q) -> !q -> !p
-
 }
 
 \proof {
 (keyLog "0" (keyUser "arne" ) (keyVersion "894ab5fc5d"))
+(keyLog "1" (keyUser "daniel" ) (keyVersion "7a6dafd97c2d6d8520b96915668a1631c9c05aed"))
 
 (autoModeTime "40")
 
 (branch "dummy ID"
-(rule "cut" (inst "cutFormula=true<<origin(\"User_Interaction @ node 0 (cut)\", \"[]\")>>") (userinteraction))
+(rule "cut" (newnames "heapAtPre,savedHeapAtPre,arg0AtPre,arg1AtPre,heapAtPre,savedHeapAtPre,arg0AtPre,arg1AtPre,heapAtPre,savedHeapAtPre,arg0AtPre,heapAtPre,savedHeapAtPre,vAtPre") (inst "cutFormula=true<<origin(\"User_Interaction @ node 0 (cut)\", \"[]\")>>") (userinteraction))
 (branch "CUT: true TRUE"
    (rule "true_left" (formula "1"))
    (rule "impRight" (formula "1"))
@@ -69,7 +102,8 @@
    (rule "notRight" (formula "3"))
    (rule "notLeft" (formula "2"))
    (rule "replace_known_left" (formula "2") (term "0") (ifseqformula "1"))
-    (builtin "One Step Simplification" (formula "2") (ifInst ""  (formula "3")))
+   (rule "replace_known_right" (formula "2") (term "1") (ifseqformula "3") (ossStep))
+   (rule "concrete_impl_1" (formula "2") (ossStep))
    (rule "closeFalse" (formula "2"))
 )
 (branch "CUT: true FALSE"
diff --git a/keyext.slicing/src/test/resources/testcase/ifThenElseSplit.proof b/keyext.slicing/src/test/resources/testcase/ifThenElseSplit.proof
index f65c5e4838b..93ee76cc8f2 100644
--- a/keyext.slicing/src/test/resources/testcase/ifThenElseSplit.proof
+++ b/keyext.slicing/src/test/resources/testcase/ifThenElseSplit.proof
@@ -1,51 +1,83 @@
 \profile "Java Profile";
 
-\settings {
-"#Proof-Settings-Config-File
-#Fri Jun 03 16:46:59 CEST 2022
-[NewSMT]NoTypeHierarchy=false
-[Labels]UseOriginLabels=true
-[StrategyProperty]QUERYAXIOM_OPTIONS_KEY=QUERYAXIOM_ON
-[NewSMT]Presburger=false
-[SMTSettings]invariantForall=false
-[Strategy]ActiveStrategy=JavaCardDLStrategy
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY1=USER_TACLETS_OFF
-[StrategyProperty]QUANTIFIERS_OPTIONS_KEY=QUANTIFIERS_NON_SPLITTING_WITH_PROGS
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY2=USER_TACLETS_OFF
-[Choice]DefaultChoices=JavaCard-JavaCard\\:on , Strings-Strings\\:on , assertions-assertions\\:on , bigint-bigint\\:on , floatRules-floatRules\\:strictfpOnly , initialisation-initialisation\\:disableStaticInitialisation , intRules-intRules\\:arithmeticSemanticsIgnoringOF , integerSimplificationRules-integerSimplificationRules\\:full , javaLoopTreatment-javaLoopTreatment\\:efficient , mergeGenerateIsWeakeningGoal-mergeGenerateIsWeakeningGoal\\:off , methodExpansion-methodExpansion\\:modularOnly , modelFields-modelFields\\:showSatisfiability , moreSeqRules-moreSeqRules\\:on , permissions-permissions\\:off , programRules-programRules\\:Java , reach-reach\\:on , runtimeExceptions-runtimeExceptions\\:ban , sequences-sequences\\:on , wdChecks-wdChecks\\:off , wdOperator-wdOperator\\:L
-[StrategyProperty]LOOP_OPTIONS_KEY=LOOP_SCOPE_INV_TACLET
-[StrategyProperty]INF_FLOW_CHECK_PROPERTY=INF_FLOW_CHECK_FALSE
-[SMTSettings]UseBuiltUniqueness=false
-[SMTSettings]explicitTypeHierarchy=false
-[SMTSettings]instantiateHierarchyAssumptions=true
-[StrategyProperty]NON_LIN_ARITH_OPTIONS_KEY=NON_LIN_ARITH_NONE
-[SMTSettings]SelectedTaclets=
-[StrategyProperty]DEP_OPTIONS_KEY=DEP_ON
-[StrategyProperty]AUTO_INDUCTION_OPTIONS_KEY=AUTO_INDUCTION_OFF
-[Strategy]MaximumNumberOfAutomaticApplications=10000
-[StrategyProperty]STOPMODE_OPTIONS_KEY=STOPMODE_DEFAULT
-[StrategyProperty]CLASS_AXIOM_OPTIONS_KEY=CLASS_AXIOM_FREE
-[SMTSettings]useConstantsForBigOrSmallIntegers=true
-[StrategyProperty]MPS_OPTIONS_KEY=MPS_MERGE
-[StrategyProperty]SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY=SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF
-[Strategy]Timeout=-1
-[StrategyProperty]SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY=SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER
-[StrategyProperty]QUERY_NEW_OPTIONS_KEY=QUERY_OFF
-[SMTSettings]useUninterpretedMultiplication=true
-[NewSMT]sqrtSMTTranslation=SMT
-[StrategyProperty]BLOCK_OPTIONS_KEY=BLOCK_CONTRACT_INTERNAL
-[StrategyProperty]METHOD_OPTIONS_KEY=METHOD_CONTRACT
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY3=USER_TACLETS_OFF
-[NewSMT]identifier=OPEN
-[SMTSettings]maxGenericSorts=2
-[StrategyProperty]OSS_OPTIONS_KEY=OSS_ON
-[NewSMT]Axiomatisations=false
-[StrategyProperty]SPLITTING_OPTIONS_KEY=SPLITTING_DELAYED
-[SMTSettings]integersMinimum=-2147483645
-[StrategyProperty]VBT_PHASE=VBT_SYM_EX
-[SMTSettings]integersMaximum=2147483645
-"
-}
+\settings // Proof-Settings-Config-File
+{ 
+    "Choice" : { 
+        "JavaCard" : "JavaCard:on",
+        "Strings" : "Strings:on",
+        "assertions" : "assertions:on",
+        "bigint" : "bigint:on",
+        "finalFields" : "finalFields:immutable",
+        "floatRules" : "floatRules:strictfpOnly",
+        "initialisation" : "initialisation:disableStaticInitialisation",
+        "intRules" : "intRules:arithmeticSemanticsIgnoringOF",
+        "integerSimplificationRules" : "integerSimplificationRules:full",
+        "javaLoopTreatment" : "javaLoopTreatment:efficient",
+        "mergeGenerateIsWeakeningGoal" : "mergeGenerateIsWeakeningGoal:off",
+        "methodExpansion" : "methodExpansion:modularOnly",
+        "modelFields" : "modelFields:showSatisfiability",
+        "moreSeqRules" : "moreSeqRules:on",
+        "permissions" : "permissions:off",
+        "programRules" : "programRules:Java",
+        "reach" : "reach:on",
+        "runtimeExceptions" : "runtimeExceptions:ban",
+        "sequences" : "sequences:on",
+        "soundDefaultContracts" : "soundDefaultContracts:on",
+        "wdChecks" : "wdChecks:off",
+        "wdOperator" : "wdOperator:L"
+     },
+    "Labels" : { 
+        "UseOriginLabels" : true
+     },
+    "NewSMT" : { 
+        "Axiomatisations" : "false",
+        "NoTypeHierarchy" : "false",
+        "Presburger" : "false",
+        "identifier" : "OPEN",
+        "sqrtSMTTranslation" : "SMT"
+     },
+    "SMTSettings" : { 
+        "SelectedTaclets" : [ 
+            
+         ],
+        "UseBuiltUniqueness" : false,
+        "explicitTypeHierarchy" : false,
+        "instantiateHierarchyAssumptions" : true,
+        "integersMaximum" : 2147483645,
+        "integersMinimum" : -2147483645,
+        "invariantForall" : false,
+        "maxGenericSorts" : 2,
+        "useConstantsForBigOrSmallIntegers" : true,
+        "useUninterpretedMultiplication" : true
+     },
+    "Strategy" : { 
+        "ActiveStrategy" : "JavaCardDLStrategy",
+        "MaximumNumberOfAutomaticApplications" : 10000,
+        "Timeout" : -1,
+        "options" : { 
+            "AUTO_INDUCTION_OPTIONS_KEY" : "AUTO_INDUCTION_OFF",
+            "BLOCK_OPTIONS_KEY" : "BLOCK_CONTRACT_INTERNAL",
+            "CLASS_AXIOM_OPTIONS_KEY" : "CLASS_AXIOM_FREE",
+            "DEP_OPTIONS_KEY" : "DEP_ON",
+            "LOOP_OPTIONS_KEY" : "LOOP_SCOPE_INV_TACLET",
+            "METHOD_OPTIONS_KEY" : "METHOD_CONTRACT",
+            "MPS_OPTIONS_KEY" : "MPS_MERGE",
+            "NON_LIN_ARITH_OPTIONS_KEY" : "NON_LIN_ARITH_NONE",
+            "OSS_OPTIONS_KEY" : "OSS_ON",
+            "QUANTIFIERS_OPTIONS_KEY" : "QUANTIFIERS_NON_SPLITTING_WITH_PROGS",
+            "QUERYAXIOM_OPTIONS_KEY" : "QUERYAXIOM_ON",
+            "QUERY_NEW_OPTIONS_KEY" : "QUERY_OFF",
+            "SPLITTING_OPTIONS_KEY" : "SPLITTING_DELAYED",
+            "STOPMODE_OPTIONS_KEY" : "STOPMODE_DEFAULT",
+            "SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER",
+            "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF",
+            "USER_TACLETS_OPTIONS_KEY1" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY2" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY3" : "USER_TACLETS_OFF",
+            "VBT_PHASE" : "VBT_SYM_EX"
+         }
+     }
+ } 
 
 \sorts {
 	s;
@@ -60,29 +92,31 @@
 }
 \problem {
 (p & (p -> q) -> q) | \if (w)  \then (u)  \else (v)
-
 }
 
 \proof {
 (keyLog "0" (keyUser "arne" ) (keyVersion "66e163adc6"))
+(keyLog "1" (keyUser "daniel" ) (keyVersion "7a6dafd97c2d6d8520b96915668a1631c9c05aed"))
 
 (autoModeTime "11")
 
 (branch "dummy ID"
-(rule "orRight" (formula "1") (userinteraction))
+(rule "orRight" (formula "1") (newnames "heapAtPre,savedHeapAtPre,arg0AtPre,arg1AtPre,heapAtPre,savedHeapAtPre,arg0AtPre,arg1AtPre,heapAtPre,savedHeapAtPre,arg0AtPre,heapAtPre,savedHeapAtPre,vAtPre") (userinteraction))
 (rule "ifthenelse_split_for" (formula "2") (userinteraction))
 (branch "w TRUE"
    (rule "impRight" (formula "2"))
    (rule "andLeft" (formula "1"))
    (rule "replace_known_left" (formula "2") (term "0") (ifseqformula "1"))
-    (builtin "One Step Simplification" (formula "2") (ifInst ""  (formula "4")))
+   (rule "replace_known_right" (formula "2") (term "1") (ifseqformula "4") (ossStep))
+   (rule "concrete_impl_1" (formula "2") (ossStep))
    (rule "closeFalse" (formula "2"))
 )
 (branch "w FALSE"
    (rule "impRight" (formula "1"))
    (rule "andLeft" (formula "1"))
    (rule "replace_known_left" (formula "2") (term "0") (ifseqformula "1"))
-    (builtin "One Step Simplification" (formula "2") (ifInst ""  (formula "3")))
+   (rule "replace_known_right" (formula "2") (term "1") (ifseqformula "3") (ossStep))
+   (rule "concrete_impl_1" (formula "2") (ossStep))
    (rule "closeFalse" (formula "2"))
 )
 )
diff --git a/keyext.slicing/src/test/resources/testcase/openGoal1.proof b/keyext.slicing/src/test/resources/testcase/openGoal1.proof
index 20e61569885..4b0c55d2346 100644
--- a/keyext.slicing/src/test/resources/testcase/openGoal1.proof
+++ b/keyext.slicing/src/test/resources/testcase/openGoal1.proof
@@ -1,46 +1,79 @@
 \profile "Java Profile";
 
-\settings {
-"#Proof-Settings-Config-File
-#Thu Nov 17 14:54:44 CET 2022
-[Labels]UseOriginLabels=true
-[StrategyProperty]QUERYAXIOM_OPTIONS_KEY=QUERYAXIOM_ON
-[SMTSettings]invariantForall=false
-[Strategy]ActiveStrategy=JavaCardDLStrategy
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY1=USER_TACLETS_OFF
-[StrategyProperty]QUANTIFIERS_OPTIONS_KEY=QUANTIFIERS_NON_SPLITTING_WITH_PROGS
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY2=USER_TACLETS_OFF
-[Choice]DefaultChoices=JavaCard-JavaCard\\:off , Strings-Strings\\:on , assertions-assertions\\:safe , bigint-bigint\\:on , floatRules-floatRules\\:strictfpOnly , initialisation-initialisation\\:disableStaticInitialisation , intRules-intRules\\:arithmeticSemanticsIgnoringOF , integerSimplificationRules-integerSimplificationRules\\:full , javaLoopTreatment-javaLoopTreatment\\:efficient , mergeGenerateIsWeakeningGoal-mergeGenerateIsWeakeningGoal\\:off , methodExpansion-methodExpansion\\:modularOnly , modelFields-modelFields\\:treatAsAxiom , moreSeqRules-moreSeqRules\\:off , permissions-permissions\\:off , programRules-programRules\\:Java , reach-reach\\:on , runtimeExceptions-runtimeExceptions\\:ban , sequences-sequences\\:on , wdChecks-wdChecks\\:off , wdOperator-wdOperator\\:L
-[StrategyProperty]LOOP_OPTIONS_KEY=LOOP_SCOPE_INV_TACLET
-[StrategyProperty]INF_FLOW_CHECK_PROPERTY=INF_FLOW_CHECK_FALSE
-[SMTSettings]UseBuiltUniqueness=false
-[SMTSettings]explicitTypeHierarchy=false
-[SMTSettings]instantiateHierarchyAssumptions=true
-[StrategyProperty]NON_LIN_ARITH_OPTIONS_KEY=NON_LIN_ARITH_DEF_OPS
-[SMTSettings]SelectedTaclets=
-[StrategyProperty]DEP_OPTIONS_KEY=DEP_ON
-[StrategyProperty]AUTO_INDUCTION_OPTIONS_KEY=AUTO_INDUCTION_OFF
-[Strategy]MaximumNumberOfAutomaticApplications=10000
-[StrategyProperty]STOPMODE_OPTIONS_KEY=STOPMODE_DEFAULT
-[StrategyProperty]CLASS_AXIOM_OPTIONS_KEY=CLASS_AXIOM_DELAYED
-[SMTSettings]useConstantsForBigOrSmallIntegers=true
-[StrategyProperty]MPS_OPTIONS_KEY=MPS_MERGE
-[StrategyProperty]SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY=SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF
-[Strategy]Timeout=-1
-[StrategyProperty]SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY=SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER
-[StrategyProperty]QUERY_NEW_OPTIONS_KEY=QUERY_ON
-[SMTSettings]useUninterpretedMultiplication=true
-[StrategyProperty]BLOCK_OPTIONS_KEY=BLOCK_CONTRACT_INTERNAL
-[StrategyProperty]METHOD_OPTIONS_KEY=METHOD_CONTRACT
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY3=USER_TACLETS_OFF
-[SMTSettings]maxGenericSorts=2
-[StrategyProperty]OSS_OPTIONS_KEY=OSS_ON
-[StrategyProperty]SPLITTING_OPTIONS_KEY=SPLITTING_DELAYED
-[SMTSettings]integersMinimum=-2147483645
-[StrategyProperty]VBT_PHASE=VBT_SYM_EX
-[SMTSettings]integersMaximum=2147483645
-"
-}
+\settings // Proof-Settings-Config-File
+{ 
+    "Choice" : { 
+        "JavaCard" : "JavaCard:off",
+        "Strings" : "Strings:on",
+        "assertions" : "assertions:safe",
+        "bigint" : "bigint:on",
+        "finalFields" : "finalFields:immutable",
+        "floatRules" : "floatRules:strictfpOnly",
+        "initialisation" : "initialisation:disableStaticInitialisation",
+        "intRules" : "intRules:arithmeticSemanticsIgnoringOF",
+        "integerSimplificationRules" : "integerSimplificationRules:full",
+        "javaLoopTreatment" : "javaLoopTreatment:efficient",
+        "mergeGenerateIsWeakeningGoal" : "mergeGenerateIsWeakeningGoal:off",
+        "methodExpansion" : "methodExpansion:modularOnly",
+        "modelFields" : "modelFields:treatAsAxiom",
+        "moreSeqRules" : "moreSeqRules:off",
+        "permissions" : "permissions:off",
+        "programRules" : "programRules:Java",
+        "reach" : "reach:on",
+        "runtimeExceptions" : "runtimeExceptions:ban",
+        "sequences" : "sequences:on",
+        "soundDefaultContracts" : "soundDefaultContracts:on",
+        "wdChecks" : "wdChecks:off",
+        "wdOperator" : "wdOperator:L"
+     },
+    "Labels" : { 
+        "UseOriginLabels" : true
+     },
+    "NewSMT" : { 
+        
+     },
+    "SMTSettings" : { 
+        "SelectedTaclets" : [ 
+            
+         ],
+        "UseBuiltUniqueness" : false,
+        "explicitTypeHierarchy" : false,
+        "instantiateHierarchyAssumptions" : true,
+        "integersMaximum" : 2147483645,
+        "integersMinimum" : -2147483645,
+        "invariantForall" : false,
+        "maxGenericSorts" : 2,
+        "useConstantsForBigOrSmallIntegers" : true,
+        "useUninterpretedMultiplication" : true
+     },
+    "Strategy" : { 
+        "ActiveStrategy" : "JavaCardDLStrategy",
+        "MaximumNumberOfAutomaticApplications" : 10000,
+        "Timeout" : -1,
+        "options" : { 
+            "AUTO_INDUCTION_OPTIONS_KEY" : "AUTO_INDUCTION_OFF",
+            "BLOCK_OPTIONS_KEY" : "BLOCK_CONTRACT_INTERNAL",
+            "CLASS_AXIOM_OPTIONS_KEY" : "CLASS_AXIOM_DELAYED",
+            "DEP_OPTIONS_KEY" : "DEP_ON",
+            "LOOP_OPTIONS_KEY" : "LOOP_SCOPE_INV_TACLET",
+            "METHOD_OPTIONS_KEY" : "METHOD_CONTRACT",
+            "MPS_OPTIONS_KEY" : "MPS_MERGE",
+            "NON_LIN_ARITH_OPTIONS_KEY" : "NON_LIN_ARITH_DEF_OPS",
+            "OSS_OPTIONS_KEY" : "OSS_ON",
+            "QUANTIFIERS_OPTIONS_KEY" : "QUANTIFIERS_NON_SPLITTING_WITH_PROGS",
+            "QUERYAXIOM_OPTIONS_KEY" : "QUERYAXIOM_ON",
+            "QUERY_NEW_OPTIONS_KEY" : "QUERY_ON",
+            "SPLITTING_OPTIONS_KEY" : "SPLITTING_DELAYED",
+            "STOPMODE_OPTIONS_KEY" : "STOPMODE_DEFAULT",
+            "SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER",
+            "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF",
+            "USER_TACLETS_OPTIONS_KEY1" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY2" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY3" : "USER_TACLETS_OFF",
+            "VBT_PHASE" : "VBT_SYM_EX"
+         }
+     }
+ } 
 
 \sorts {
 	s;
@@ -52,17 +85,17 @@
 }
 \problem {
 (p -> q) -> !q -> !p
-
 }
 
 \proof {
 (keyLog "0" (keyUser "arne" ) (keyVersion "894ab5fc5d"))
 (keyLog "1" (keyUser "arne" ) (keyVersion "b5d935f2b8d278fe4d36de1009a6a84b62a861b3"))
+(keyLog "2" (keyUser "daniel" ) (keyVersion "7a6dafd97c2d6d8520b96915668a1631c9c05aed"))
 
 (autoModeTime "40")
 
 (branch "dummy ID"
-(rule "cut" (inst "cutFormula=true<<origin(\"User_Interaction @ node 0 (cut)\", \"[]\")>>") (userinteraction))
+(rule "cut" (newnames "heapAtPre,savedHeapAtPre,arg0AtPre,arg1AtPre,heapAtPre,savedHeapAtPre,arg0AtPre,arg1AtPre,heapAtPre,savedHeapAtPre,arg0AtPre,heapAtPre,savedHeapAtPre,vAtPre") (inst "cutFormula=true<<origin(\"User_Interaction @ node 0 (cut)\", \"[]\")>>") (userinteraction))
 (branch "CUT: true TRUE"
    (rule "true_left" (formula "1"))
    (rule "impRight" (formula "1"))
@@ -70,11 +103,12 @@
    (rule "notRight" (formula "3"))
    (rule "notLeft" (formula "2"))
    (rule "replace_known_left" (formula "2") (term "0") (ifseqformula "1"))
-    (builtin "One Step Simplification" (formula "2") (ifInst ""  (formula "3")))
+   (rule "replace_known_right" (formula "2") (term "1") (ifseqformula "3") (ossStep))
+   (rule "concrete_impl_1" (formula "2") (ossStep))
    (rule "closeFalse" (formula "2"))
 )
 (branch "CUT: true FALSE"
-    (opengoal "(p -> q) -> !q -> !p ")
+    (opengoal "==>  true<<origin(\"User_Interaction @ node 0 (cut)\", \"[]\")>>,  (p -> q) -> !q -> !p")
 )
 )
 }
diff --git a/keyext.slicing/src/test/resources/testcase/openGoal2.proof b/keyext.slicing/src/test/resources/testcase/openGoal2.proof
index 31d4af21cf8..49e32ed23e1 100644
--- a/keyext.slicing/src/test/resources/testcase/openGoal2.proof
+++ b/keyext.slicing/src/test/resources/testcase/openGoal2.proof
@@ -1,46 +1,79 @@
 \profile "Java Profile";
 
-\settings {
-"#Proof-Settings-Config-File
-#Thu Nov 17 14:55:18 CET 2022
-[Labels]UseOriginLabels=true
-[StrategyProperty]QUERYAXIOM_OPTIONS_KEY=QUERYAXIOM_ON
-[SMTSettings]invariantForall=false
-[Strategy]ActiveStrategy=JavaCardDLStrategy
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY1=USER_TACLETS_OFF
-[StrategyProperty]QUANTIFIERS_OPTIONS_KEY=QUANTIFIERS_NON_SPLITTING_WITH_PROGS
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY2=USER_TACLETS_OFF
-[Choice]DefaultChoices=JavaCard-JavaCard\\:off , Strings-Strings\\:on , assertions-assertions\\:safe , bigint-bigint\\:on , floatRules-floatRules\\:strictfpOnly , initialisation-initialisation\\:disableStaticInitialisation , intRules-intRules\\:arithmeticSemanticsIgnoringOF , integerSimplificationRules-integerSimplificationRules\\:full , javaLoopTreatment-javaLoopTreatment\\:efficient , mergeGenerateIsWeakeningGoal-mergeGenerateIsWeakeningGoal\\:off , methodExpansion-methodExpansion\\:modularOnly , modelFields-modelFields\\:treatAsAxiom , moreSeqRules-moreSeqRules\\:off , permissions-permissions\\:off , programRules-programRules\\:Java , reach-reach\\:on , runtimeExceptions-runtimeExceptions\\:ban , sequences-sequences\\:on , wdChecks-wdChecks\\:off , wdOperator-wdOperator\\:L
-[StrategyProperty]LOOP_OPTIONS_KEY=LOOP_SCOPE_INV_TACLET
-[StrategyProperty]INF_FLOW_CHECK_PROPERTY=INF_FLOW_CHECK_FALSE
-[SMTSettings]UseBuiltUniqueness=false
-[SMTSettings]explicitTypeHierarchy=false
-[SMTSettings]instantiateHierarchyAssumptions=true
-[StrategyProperty]NON_LIN_ARITH_OPTIONS_KEY=NON_LIN_ARITH_DEF_OPS
-[SMTSettings]SelectedTaclets=
-[StrategyProperty]DEP_OPTIONS_KEY=DEP_ON
-[StrategyProperty]AUTO_INDUCTION_OPTIONS_KEY=AUTO_INDUCTION_OFF
-[Strategy]MaximumNumberOfAutomaticApplications=10000
-[StrategyProperty]STOPMODE_OPTIONS_KEY=STOPMODE_DEFAULT
-[StrategyProperty]CLASS_AXIOM_OPTIONS_KEY=CLASS_AXIOM_DELAYED
-[SMTSettings]useConstantsForBigOrSmallIntegers=true
-[StrategyProperty]MPS_OPTIONS_KEY=MPS_MERGE
-[StrategyProperty]SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY=SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF
-[Strategy]Timeout=-1
-[StrategyProperty]SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY=SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER
-[StrategyProperty]QUERY_NEW_OPTIONS_KEY=QUERY_ON
-[SMTSettings]useUninterpretedMultiplication=true
-[StrategyProperty]BLOCK_OPTIONS_KEY=BLOCK_CONTRACT_INTERNAL
-[StrategyProperty]METHOD_OPTIONS_KEY=METHOD_CONTRACT
-[StrategyProperty]USER_TACLETS_OPTIONS_KEY3=USER_TACLETS_OFF
-[SMTSettings]maxGenericSorts=2
-[StrategyProperty]OSS_OPTIONS_KEY=OSS_ON
-[StrategyProperty]SPLITTING_OPTIONS_KEY=SPLITTING_DELAYED
-[SMTSettings]integersMinimum=-2147483645
-[StrategyProperty]VBT_PHASE=VBT_SYM_EX
-[SMTSettings]integersMaximum=2147483645
-"
-}
+\settings // Proof-Settings-Config-File
+{ 
+    "Choice" : { 
+        "JavaCard" : "JavaCard:off",
+        "Strings" : "Strings:on",
+        "assertions" : "assertions:safe",
+        "bigint" : "bigint:on",
+        "finalFields" : "finalFields:immutable",
+        "floatRules" : "floatRules:strictfpOnly",
+        "initialisation" : "initialisation:disableStaticInitialisation",
+        "intRules" : "intRules:arithmeticSemanticsIgnoringOF",
+        "integerSimplificationRules" : "integerSimplificationRules:full",
+        "javaLoopTreatment" : "javaLoopTreatment:efficient",
+        "mergeGenerateIsWeakeningGoal" : "mergeGenerateIsWeakeningGoal:off",
+        "methodExpansion" : "methodExpansion:modularOnly",
+        "modelFields" : "modelFields:treatAsAxiom",
+        "moreSeqRules" : "moreSeqRules:off",
+        "permissions" : "permissions:off",
+        "programRules" : "programRules:Java",
+        "reach" : "reach:on",
+        "runtimeExceptions" : "runtimeExceptions:ban",
+        "sequences" : "sequences:on",
+        "soundDefaultContracts" : "soundDefaultContracts:on",
+        "wdChecks" : "wdChecks:off",
+        "wdOperator" : "wdOperator:L"
+     },
+    "Labels" : { 
+        "UseOriginLabels" : true
+     },
+    "NewSMT" : { 
+        
+     },
+    "SMTSettings" : { 
+        "SelectedTaclets" : [ 
+            
+         ],
+        "UseBuiltUniqueness" : false,
+        "explicitTypeHierarchy" : false,
+        "instantiateHierarchyAssumptions" : true,
+        "integersMaximum" : 2147483645,
+        "integersMinimum" : -2147483645,
+        "invariantForall" : false,
+        "maxGenericSorts" : 2,
+        "useConstantsForBigOrSmallIntegers" : true,
+        "useUninterpretedMultiplication" : true
+     },
+    "Strategy" : { 
+        "ActiveStrategy" : "JavaCardDLStrategy",
+        "MaximumNumberOfAutomaticApplications" : 10000,
+        "Timeout" : -1,
+        "options" : { 
+            "AUTO_INDUCTION_OPTIONS_KEY" : "AUTO_INDUCTION_OFF",
+            "BLOCK_OPTIONS_KEY" : "BLOCK_CONTRACT_INTERNAL",
+            "CLASS_AXIOM_OPTIONS_KEY" : "CLASS_AXIOM_DELAYED",
+            "DEP_OPTIONS_KEY" : "DEP_ON",
+            "LOOP_OPTIONS_KEY" : "LOOP_SCOPE_INV_TACLET",
+            "METHOD_OPTIONS_KEY" : "METHOD_CONTRACT",
+            "MPS_OPTIONS_KEY" : "MPS_MERGE",
+            "NON_LIN_ARITH_OPTIONS_KEY" : "NON_LIN_ARITH_DEF_OPS",
+            "OSS_OPTIONS_KEY" : "OSS_ON",
+            "QUANTIFIERS_OPTIONS_KEY" : "QUANTIFIERS_NON_SPLITTING_WITH_PROGS",
+            "QUERYAXIOM_OPTIONS_KEY" : "QUERYAXIOM_ON",
+            "QUERY_NEW_OPTIONS_KEY" : "QUERY_ON",
+            "SPLITTING_OPTIONS_KEY" : "SPLITTING_DELAYED",
+            "STOPMODE_OPTIONS_KEY" : "STOPMODE_DEFAULT",
+            "SYMBOLIC_EXECUTION_ALIAS_CHECK_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_ALIAS_CHECK_NEVER",
+            "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OPTIONS_KEY" : "SYMBOLIC_EXECUTION_NON_EXECUTION_BRANCH_HIDING_OFF",
+            "USER_TACLETS_OPTIONS_KEY1" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY2" : "USER_TACLETS_OFF",
+            "USER_TACLETS_OPTIONS_KEY3" : "USER_TACLETS_OFF",
+            "VBT_PHASE" : "VBT_SYM_EX"
+         }
+     }
+ } 
 
 \sorts {
 	s;
@@ -52,17 +85,17 @@
 }
 \problem {
 (p -> q) -> !q -> !p
-
 }
 
 \proof {
 (keyLog "0" (keyUser "arne" ) (keyVersion "894ab5fc5d"))
 (keyLog "1" (keyUser "arne" ) (keyVersion "b5d935f2b8d278fe4d36de1009a6a84b62a861b3"))
+(keyLog "2" (keyUser "daniel" ) (keyVersion "7a6dafd97c2d6d8520b96915668a1631c9c05aed"))
 
 (autoModeTime "40")
 
 (branch "dummy ID"
-(rule "cut" (inst "cutFormula=true<<origin(\"User_Interaction @ node 0 (cut)\", \"[]\")>>") (userinteraction))
+(rule "cut" (newnames "heapAtPre,savedHeapAtPre,arg0AtPre,arg1AtPre,heapAtPre,savedHeapAtPre,arg0AtPre,arg1AtPre,heapAtPre,savedHeapAtPre,arg0AtPre,heapAtPre,savedHeapAtPre,vAtPre") (inst "cutFormula=true<<origin(\"User_Interaction @ node 0 (cut)\", \"[]\")>>") (userinteraction))
 (branch "CUT: true TRUE"
    (rule "true_left" (formula "1"))
    (rule "impRight" (formula "1"))
@@ -70,8 +103,9 @@
    (rule "notRight" (formula "3"))
    (rule "notLeft" (formula "2"))
    (rule "replace_known_left" (formula "2") (term "0") (ifseqformula "1"))
-    (builtin "One Step Simplification" (formula "2") (ifInst ""  (formula "3")))
-    (opengoal "(p -> q) -> !q -> !p ")
+   (rule "replace_known_right" (formula "2") (term "1") (ifseqformula "3") (ossStep))
+   (rule "concrete_impl_1" (formula "2") (ossStep))
+    (opengoal "p, false ==> q")
 )
 (branch "CUT: true FALSE"
    (rule "closeTrue" (formula "1"))