// This file is automatically generated by DemeterJ.

SubgraphVisitor {
  {{
    private java.util.Stack history = new java.util.Stack();
    public SubgraphVisitor(Object obj) {
      history.push(obj);
    }
  }}

  before Main {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Input, classgraphh, ClassGraphh {{
    if (is_equal) {
      Input obj = (Input) history.peek();
      Object temp1 = obj.get_classgraphh();
      if(temp1==null) { is_equal = false; return; }
      history.push(temp1);
    }
  }}
  after -> Input, classgraphh, ClassGraphh {{
    if (is_equal) history.pop();
  }}

  before -> Input, syntaxenhancement, SyntaxEnhancement {{
    if (is_equal) {
      Input obj = (Input) history.peek();
      Object temp2 = obj.get_syntaxenhancement();
      if(temp2==null) { is_equal = false; return; }
      history.push(temp2);
    }
  }}
  after -> Input, syntaxenhancement, SyntaxEnhancement {{
    if (is_equal) history.pop();
  }}

  before Input {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassGraphh, classes, Definition_DList {{
    if (is_equal) {
      ClassGraphh obj = (ClassGraphh) history.peek();
      Object temp3 = obj.get_classes();
      if(temp3==null) { is_equal = false; return; }
      history.push(temp3);
    }
  }}
  after -> ClassGraphh, classes, Definition_DList {{
    if (is_equal) history.pop();
  }}

  before ClassGraphh {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Definition {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassDef, paramclassname, ParamClassName {{
    if (is_equal) {
      ClassDef obj = (ClassDef) history.peek();
      Object temp4 = obj.get_paramclassname();
      if(temp4==null) { is_equal = false; return; }
      history.push(temp4);
    }
  }}
  after -> ClassDef, paramclassname, ParamClassName {{
    if (is_equal) history.pop();
  }}

  before -> ClassDef, classparts, ClassParts {{
    if (is_equal) {
      ClassDef obj = (ClassDef) history.peek();
      Object temp5 = obj.get_classparts();
      if(temp5==null) { is_equal = false; return; }
      history.push(temp5);
    }
  }}
  after -> ClassDef, classparts, ClassParts {{
    if (is_equal) history.pop();
  }}

  before ClassDef {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ParamClassName, classname, ClassName {{
    if (is_equal) {
      ParamClassName obj = (ParamClassName) history.peek();
      Object temp6 = obj.get_classname();
      if(temp6==null) { is_equal = false; return; }
      history.push(temp6);
    }
  }}
  after -> ParamClassName, classname, ClassName {{
    if (is_equal) history.pop();
  }}

  before -> ParamClassName, parameters, ClassName_Commalist {{
    if (is_equal) {
      ParamClassName obj = (ParamClassName) history.peek();
      Object temp7 = obj.get_parameters();
      if(temp7==null) { is_equal = false; return; }
      history.push(temp7);
    }
  }}
  after -> ParamClassName, parameters, ClassName_Commalist {{
    if (is_equal) history.pop();
  }}

  before ParamClassName {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before ClassParts {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ConstOrAltClass, parts, ClassElementWithSyntax_List {{
    if (is_equal) {
      ConstOrAltClass obj = (ConstOrAltClass) history.peek();
      Object temp8 = obj.get_parts();
      if(temp8==null) { is_equal = false; return; }
      history.push(temp8);
    }
  }}
  after -> ConstOrAltClass, parts, ClassElementWithSyntax_List {{
    if (is_equal) history.pop();
  }}

  before ConstOrAltClass {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before ClassElement {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before ClassElementWithSyntax {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> SandwichedClassElement, classelement_psandwich, ClassElement_PSandwich {{
    if (is_equal) {
      SandwichedClassElement obj = (SandwichedClassElement) history.peek();
      Object temp9 = obj.get_classelement_psandwich();
      if(temp9==null) { is_equal = false; return; }
      history.push(temp9);
    }
  }}
  after -> SandwichedClassElement, classelement_psandwich, ClassElement_PSandwich {{
    if (is_equal) history.pop();
  }}

  before SandwichedClassElement {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Part, partname, PartName {{
    if (is_equal) {
      Part obj = (Part) history.peek();
      Object temp10 = obj.get_partname();
      if(temp10==null) { is_equal = false; return; }
      history.push(temp10);
    }
  }}
  after -> Part, partname, PartName {{
    if (is_equal) history.pop();
  }}

  before -> Part, classspec, ClassSpec {{
    if (is_equal) {
      Part obj = (Part) history.peek();
      Object temp11 = obj.get_classspec();
      if(temp11==null) { is_equal = false; return; }
      history.push(temp11);
    }
  }}
  after -> Part, classspec, ClassSpec {{
    if (is_equal) history.pop();
  }}

  before Part {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> OptionalPart, part, Part_Sandwich {{
    if (is_equal) {
      OptionalPart obj = (OptionalPart) history.peek();
      Object temp12 = obj.get_part();
      if(temp12==null) { is_equal = false; return; }
      history.push(temp12);
    }
  }}
  after -> OptionalPart, part, Part_Sandwich {{
    if (is_equal) history.pop();
  }}

  before OptionalPart {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before ConstructionClass {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> AlternationClass, subclasses, ClassSpec_Barlist {{
    if (is_equal) {
      AlternationClass obj = (AlternationClass) history.peek();
      Object temp13 = obj.get_subclasses();
      if(temp13==null) { is_equal = false; return; }
      history.push(temp13);
    }
  }}
  after -> AlternationClass, subclasses, ClassSpec_Barlist {{
    if (is_equal) history.pop();
  }}

  before AlternationClass {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> RepetitionClass, sandwiched, RepeatedPart_Sandwich {{
    if (is_equal) {
      RepetitionClass obj = (RepetitionClass) history.peek();
      Object temp14 = obj.get_sandwiched();
      if(temp14==null) { is_equal = false; return; }
      history.push(temp14);
    }
  }}
  after -> RepetitionClass, sandwiched, RepeatedPart_Sandwich {{
    if (is_equal) history.pop();
  }}

  before RepetitionClass {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> RepeatedPart, nonempty, ClassSpec {{
    if (is_equal) {
      RepeatedPart obj = (RepeatedPart) history.peek();
      Object temp15 = obj.get_nonempty();
      if(temp15==null) { is_equal = false; return; }
      history.push(temp15);
    }
  }}
  after -> RepeatedPart, nonempty, ClassSpec {{
    if (is_equal) history.pop();
  }}

  before -> RepeatedPart, repeated, ClassSpec_Sandwich {{
    if (is_equal) {
      RepeatedPart obj = (RepeatedPart) history.peek();
      Object temp16 = obj.get_repeated();
      if(temp16==null) { is_equal = false; return; }
      history.push(temp16);
    }
  }}
  after -> RepeatedPart, repeated, ClassSpec_Sandwich {{
    if (is_equal) history.pop();
  }}

  before RepeatedPart {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassSpec, classname, ClassName {{
    if (is_equal) {
      ClassSpec obj = (ClassSpec) history.peek();
      Object temp17 = obj.get_classname();
      if(temp17==null) { is_equal = false; return; }
      history.push(temp17);
    }
  }}
  after -> ClassSpec, classname, ClassName {{
    if (is_equal) history.pop();
  }}

  before -> ClassSpec, actual_parameters, ClassSpec_Commalist {{
    if (is_equal) {
      ClassSpec obj = (ClassSpec) history.peek();
      Object temp18 = obj.get_actual_parameters();
      if(temp18==null) { is_equal = false; return; }
      history.push(temp18);
    }
  }}
  after -> ClassSpec, actual_parameters, ClassSpec_Commalist {{
    if (is_equal) history.pop();
  }}

  before ClassSpec {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Syntax {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before SyntaxToken {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp19 = host.get_string();
    Object temp20 = ((SyntaxToken) obj).get_string();
    if(temp19 == null && temp20 == null) {}
    else if(temp19 == null ||
            temp20 == null ||
            !temp19.equals(temp20)) { is_equal = false; return; }
  }}

  before PrintCommand {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before PrintIndent {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before PrintUnindent {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before PrintSkip {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before PrintSpace {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before ClassName {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp21 = host.get_ident();
    Object temp22 = ((ClassName) obj).get_ident();
    if(temp21 == null && temp22 == null) {}
    else if(temp21 == null ||
            temp22 == null ||
            !temp21.equals(temp22)) { is_equal = false; return; }
  }}

  before PartName {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp23 = host.get_name();
    Object temp24 = ((PartName) obj).get_name();
    if(temp23 == null && temp24 == null) {}
    else if(temp23 == null ||
            temp24 == null ||
            !temp23.equals(temp24)) { is_equal = false; return; }
  }}

  before -> SyntaxEnhancement, enhancement_list, Enhancement_List {{
    if (is_equal) {
      SyntaxEnhancement obj = (SyntaxEnhancement) history.peek();
      Object temp25 = obj.get_enhancement_list();
      if(temp25==null) { is_equal = false; return; }
      history.push(temp25);
    }
  }}
  after -> SyntaxEnhancement, enhancement_list, Enhancement_List {{
    if (is_equal) history.pop();
  }}

  before SyntaxEnhancement {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Enhancement, where, Where {{
    if (is_equal) {
      Enhancement obj = (Enhancement) history.peek();
      Object temp26 = obj.get_where();
      if(temp26==null) { is_equal = false; return; }
      history.push(temp26);
    }
  }}
  after -> Enhancement, where, Where {{
    if (is_equal) history.pop();
  }}

  before -> Enhancement, enhancementbody, EnhancementBody {{
    if (is_equal) {
      Enhancement obj = (Enhancement) history.peek();
      Object temp27 = obj.get_enhancementbody();
      if(temp27==null) { is_equal = false; return; }
      history.push(temp27);
    }
  }}
  after -> Enhancement, enhancementbody, EnhancementBody {{
    if (is_equal) history.pop();
  }}

  before Enhancement {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> EnhancementBody, syntaxtoken, SyntaxToken {{
    if (is_equal) {
      EnhancementBody obj = (EnhancementBody) history.peek();
      Object temp28 = obj.get_syntaxtoken();
      if(temp28==null) { is_equal = false; return; }
      history.push(temp28);
    }
  }}
  after -> EnhancementBody, syntaxtoken, SyntaxToken {{
    if (is_equal) history.pop();
  }}

  before EnhancementBody {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> PartCoordinate, syntaxclassname, SyntaxClassName {{
    if (is_equal) {
      PartCoordinate obj = (PartCoordinate) history.peek();
      Object temp29 = obj.get_syntaxclassname();
      if(temp29==null) { is_equal = false; return; }
      history.push(temp29);
    }
  }}
  after -> PartCoordinate, syntaxclassname, SyntaxClassName {{
    if (is_equal) history.pop();
  }}

  before -> PartCoordinate, syntaxpartname, SyntaxPartName {{
    if (is_equal) {
      PartCoordinate obj = (PartCoordinate) history.peek();
      Object temp30 = obj.get_syntaxpartname();
      if(temp30==null) { is_equal = false; return; }
      history.push(temp30);
    }
  }}
  after -> PartCoordinate, syntaxpartname, SyntaxPartName {{
    if (is_equal) history.pop();
  }}

  before PartCoordinate {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> OptionalPartCoordinate, syntaxclassname, SyntaxClassName {{
    if (is_equal) {
      OptionalPartCoordinate obj = (OptionalPartCoordinate) history.peek();
      Object temp31 = obj.get_syntaxclassname();
      if(temp31==null) { is_equal = false; return; }
      history.push(temp31);
    }
  }}
  after -> OptionalPartCoordinate, syntaxclassname, SyntaxClassName {{
    if (is_equal) history.pop();
  }}

  before -> OptionalPartCoordinate, syntaxpartname, SyntaxPartName {{
    if (is_equal) {
      OptionalPartCoordinate obj = (OptionalPartCoordinate) history.peek();
      Object temp32 = obj.get_syntaxpartname();
      if(temp32==null) { is_equal = false; return; }
      history.push(temp32);
    }
  }}
  after -> OptionalPartCoordinate, syntaxpartname, SyntaxPartName {{
    if (is_equal) history.pop();
  }}

  before OptionalPartCoordinate {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassBody, syntaxclassname, SyntaxClassName {{
    if (is_equal) {
      ClassBody obj = (ClassBody) history.peek();
      Object temp33 = obj.get_syntaxclassname();
      if(temp33==null) { is_equal = false; return; }
      history.push(temp33);
    }
  }}
  after -> ClassBody, syntaxclassname, SyntaxClassName {{
    if (is_equal) history.pop();
  }}

  before ClassBody {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> CollectionCoordinate, syntaxclassname, SyntaxClassName {{
    if (is_equal) {
      CollectionCoordinate obj = (CollectionCoordinate) history.peek();
      Object temp34 = obj.get_syntaxclassname();
      if(temp34==null) { is_equal = false; return; }
      history.push(temp34);
    }
  }}
  after -> CollectionCoordinate, syntaxclassname, SyntaxClassName {{
    if (is_equal) history.pop();
  }}

  before -> CollectionCoordinate, curlybracket, CurlyBracket {{
    if (is_equal) {
      CollectionCoordinate obj = (CollectionCoordinate) history.peek();
      Object temp35 = obj.get_curlybracket();
      if(temp35==null) { is_equal = false; return; }
      history.push(temp35);
    }
  }}
  after -> CollectionCoordinate, curlybracket, CurlyBracket {{
    if (is_equal) history.pop();
  }}

  before CollectionCoordinate {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before CurlyBracket {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Left {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Right {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before SyntaxClassName {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp36 = host.get_ident();
    Object temp37 = ((SyntaxClassName) obj).get_ident();
    if(temp36 == null && temp37 == null) {}
    else if(temp36 == null ||
            temp37 == null ||
            !temp36.equals(temp37)) { is_equal = false; return; }
  }}

  before SyntaxPartName {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp38 = host.get_ident();
    Object temp39 = ((SyntaxPartName) obj).get_ident();
    if(temp38 == null && temp39 == null) {}
    else if(temp38 == null ||
            temp39 == null ||
            !temp38.equals(temp39)) { is_equal = false; return; }
  }}

  before Where {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Before {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before After {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before ClassGraphVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before CommandVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before ClassCommandVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before CollectionCommandVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before PartCommandVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before PrintVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_indent() == ((PrintVisitor) obj).get_indent();
    is_equal = is_equal && host.get_needSpace() == ((PrintVisitor) obj).get_needSpace();
  }}

  before CopyVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp40 = host.get_copy();
    Object temp41 = ((CopyVisitor) obj).get_copy();
    if(temp40 == null && temp41 == null) {}
    else if(temp40 == null ||
            temp41 == null ||
            !temp40.equals(temp41)) { is_equal = false; return; }
  }}

  before SubgraphVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_is_equal() == ((SubgraphVisitor) obj).get_is_equal();
  }}

  before EqualVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_is_equal() == ((EqualVisitor) obj).get_is_equal();
  }}

  before DisplayVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_indent() == ((DisplayVisitor) obj).get_indent();
  }}

  before TraceVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_indent() == ((TraceVisitor) obj).get_indent();
  }}

  before UniversalVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Definition_DList, first, Nonempty_Definition_DList {{
    if (is_equal) {
      Definition_DList obj = (Definition_DList) history.peek();
      Object temp42 = obj.get_first();
      if(temp42==null) { is_equal = false; return; }
      history.push(temp42);
    }
  }}
  after -> Definition_DList, first, Nonempty_Definition_DList {{
    if (is_equal) history.pop();
  }}

  before Definition_DList {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassName_Commalist, first, Nonempty_ClassName_Commalist {{
    if (is_equal) {
      ClassName_Commalist obj = (ClassName_Commalist) history.peek();
      Object temp43 = obj.get_first();
      if(temp43==null) { is_equal = false; return; }
      history.push(temp43);
    }
  }}
  after -> ClassName_Commalist, first, Nonempty_ClassName_Commalist {{
    if (is_equal) history.pop();
  }}

  before ClassName_Commalist {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassElementWithSyntax_List, first, Nonempty_ClassElementWithSyntax_List {{
    if (is_equal) {
      ClassElementWithSyntax_List obj = (ClassElementWithSyntax_List) history.peek();
      Object temp44 = obj.get_first();
      if(temp44==null) { is_equal = false; return; }
      history.push(temp44);
    }
  }}
  after -> ClassElementWithSyntax_List, first, Nonempty_ClassElementWithSyntax_List {{
    if (is_equal) history.pop();
  }}

  before ClassElementWithSyntax_List {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassElement_PSandwich, s, ClassElement_Sandwich {{
    if (is_equal) {
      ClassElement_PSandwich obj = (ClassElement_PSandwich) history.peek();
      Object temp45 = obj.get_s();
      if(temp45==null) { is_equal = false; return; }
      history.push(temp45);
    }
  }}
  after -> ClassElement_PSandwich, s, ClassElement_Sandwich {{
    if (is_equal) history.pop();
  }}

  before ClassElement_PSandwich {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassElement_Sandwich, first, Syntax_List {{
    if (is_equal) {
      ClassElement_Sandwich obj = (ClassElement_Sandwich) history.peek();
      Object temp46 = obj.get_first();
      if(temp46==null) { is_equal = false; return; }
      history.push(temp46);
    }
  }}
  after -> ClassElement_Sandwich, first, Syntax_List {{
    if (is_equal) history.pop();
  }}

  before -> ClassElement_Sandwich, inner, ClassElement {{
    if (is_equal) {
      ClassElement_Sandwich obj = (ClassElement_Sandwich) history.peek();
      Object temp47 = obj.get_inner();
      if(temp47==null) { is_equal = false; return; }
      history.push(temp47);
    }
  }}
  after -> ClassElement_Sandwich, inner, ClassElement {{
    if (is_equal) history.pop();
  }}

  before -> ClassElement_Sandwich, second, Syntax_List {{
    if (is_equal) {
      ClassElement_Sandwich obj = (ClassElement_Sandwich) history.peek();
      Object temp48 = obj.get_second();
      if(temp48==null) { is_equal = false; return; }
      history.push(temp48);
    }
  }}
  after -> ClassElement_Sandwich, second, Syntax_List {{
    if (is_equal) history.pop();
  }}

  before ClassElement_Sandwich {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Part_Sandwich, first, Syntax_List {{
    if (is_equal) {
      Part_Sandwich obj = (Part_Sandwich) history.peek();
      Object temp49 = obj.get_first();
      if(temp49==null) { is_equal = false; return; }
      history.push(temp49);
    }
  }}
  after -> Part_Sandwich, first, Syntax_List {{
    if (is_equal) history.pop();
  }}

  before -> Part_Sandwich, inner, Part {{
    if (is_equal) {
      Part_Sandwich obj = (Part_Sandwich) history.peek();
      Object temp50 = obj.get_inner();
      if(temp50==null) { is_equal = false; return; }
      history.push(temp50);
    }
  }}
  after -> Part_Sandwich, inner, Part {{
    if (is_equal) history.pop();
  }}

  before -> Part_Sandwich, second, Syntax_List {{
    if (is_equal) {
      Part_Sandwich obj = (Part_Sandwich) history.peek();
      Object temp51 = obj.get_second();
      if(temp51==null) { is_equal = false; return; }
      history.push(temp51);
    }
  }}
  after -> Part_Sandwich, second, Syntax_List {{
    if (is_equal) history.pop();
  }}

  before Part_Sandwich {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassSpec_Barlist, first, Nonempty_ClassSpec_Barlist {{
    if (is_equal) {
      ClassSpec_Barlist obj = (ClassSpec_Barlist) history.peek();
      Object temp52 = obj.get_first();
      if(temp52==null) { is_equal = false; return; }
      history.push(temp52);
    }
  }}
  after -> ClassSpec_Barlist, first, Nonempty_ClassSpec_Barlist {{
    if (is_equal) history.pop();
  }}

  before ClassSpec_Barlist {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> RepeatedPart_Sandwich, first, Syntax_List {{
    if (is_equal) {
      RepeatedPart_Sandwich obj = (RepeatedPart_Sandwich) history.peek();
      Object temp53 = obj.get_first();
      if(temp53==null) { is_equal = false; return; }
      history.push(temp53);
    }
  }}
  after -> RepeatedPart_Sandwich, first, Syntax_List {{
    if (is_equal) history.pop();
  }}

  before -> RepeatedPart_Sandwich, inner, RepeatedPart {{
    if (is_equal) {
      RepeatedPart_Sandwich obj = (RepeatedPart_Sandwich) history.peek();
      Object temp54 = obj.get_inner();
      if(temp54==null) { is_equal = false; return; }
      history.push(temp54);
    }
  }}
  after -> RepeatedPart_Sandwich, inner, RepeatedPart {{
    if (is_equal) history.pop();
  }}

  before -> RepeatedPart_Sandwich, second, Syntax_List {{
    if (is_equal) {
      RepeatedPart_Sandwich obj = (RepeatedPart_Sandwich) history.peek();
      Object temp55 = obj.get_second();
      if(temp55==null) { is_equal = false; return; }
      history.push(temp55);
    }
  }}
  after -> RepeatedPart_Sandwich, second, Syntax_List {{
    if (is_equal) history.pop();
  }}

  before RepeatedPart_Sandwich {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassSpec_Sandwich, first, Syntax_List {{
    if (is_equal) {
      ClassSpec_Sandwich obj = (ClassSpec_Sandwich) history.peek();
      Object temp56 = obj.get_first();
      if(temp56==null) { is_equal = false; return; }
      history.push(temp56);
    }
  }}
  after -> ClassSpec_Sandwich, first, Syntax_List {{
    if (is_equal) history.pop();
  }}

  before -> ClassSpec_Sandwich, inner, ClassSpec {{
    if (is_equal) {
      ClassSpec_Sandwich obj = (ClassSpec_Sandwich) history.peek();
      Object temp57 = obj.get_inner();
      if(temp57==null) { is_equal = false; return; }
      history.push(temp57);
    }
  }}
  after -> ClassSpec_Sandwich, inner, ClassSpec {{
    if (is_equal) history.pop();
  }}

  before -> ClassSpec_Sandwich, second, Syntax_List {{
    if (is_equal) {
      ClassSpec_Sandwich obj = (ClassSpec_Sandwich) history.peek();
      Object temp58 = obj.get_second();
      if(temp58==null) { is_equal = false; return; }
      history.push(temp58);
    }
  }}
  after -> ClassSpec_Sandwich, second, Syntax_List {{
    if (is_equal) history.pop();
  }}

  before ClassSpec_Sandwich {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Syntax_List, first, Nonempty_Syntax_List {{
    if (is_equal) {
      Syntax_List obj = (Syntax_List) history.peek();
      Object temp59 = obj.get_first();
      if(temp59==null) { is_equal = false; return; }
      history.push(temp59);
    }
  }}
  after -> Syntax_List, first, Nonempty_Syntax_List {{
    if (is_equal) history.pop();
  }}

  before Syntax_List {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> ClassSpec_Commalist, first, Nonempty_ClassSpec_Commalist {{
    if (is_equal) {
      ClassSpec_Commalist obj = (ClassSpec_Commalist) history.peek();
      Object temp60 = obj.get_first();
      if(temp60==null) { is_equal = false; return; }
      history.push(temp60);
    }
  }}
  after -> ClassSpec_Commalist, first, Nonempty_ClassSpec_Commalist {{
    if (is_equal) history.pop();
  }}

  before ClassSpec_Commalist {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Enhancement_List, first, Nonempty_Enhancement_List {{
    if (is_equal) {
      Enhancement_List obj = (Enhancement_List) history.peek();
      Object temp61 = obj.get_first();
      if(temp61==null) { is_equal = false; return; }
      history.push(temp61);
    }
  }}
  after -> Enhancement_List, first, Nonempty_Enhancement_List {{
    if (is_equal) history.pop();
  }}

  before Enhancement_List {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Nonempty_Definition_DList, it, Definition {{
    if (is_equal) {
      Nonempty_Definition_DList obj = (Nonempty_Definition_DList) history.peek();
      Object temp62 = obj.get_it();
      if(temp62==null) { is_equal = false; return; }
      history.push(temp62);
    }
  }}
  after -> Nonempty_Definition_DList, it, Definition {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_Definition_DList, next, Nonempty_Definition_DList {{
    if (is_equal) {
      Nonempty_Definition_DList obj = (Nonempty_Definition_DList) history.peek();
      Object temp63 = obj.get_next();
      if(temp63==null) { is_equal = false; return; }
      history.push(temp63);
    }
  }}
  after -> Nonempty_Definition_DList, next, Nonempty_Definition_DList {{
    if (is_equal) history.pop();
  }}

  before Nonempty_Definition_DList {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Nonempty_ClassName_Commalist, it, ClassName {{
    if (is_equal) {
      Nonempty_ClassName_Commalist obj = (Nonempty_ClassName_Commalist) history.peek();
      Object temp64 = obj.get_it();
      if(temp64==null) { is_equal = false; return; }
      history.push(temp64);
    }
  }}
  after -> Nonempty_ClassName_Commalist, it, ClassName {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_ClassName_Commalist, next, Nonempty_ClassName_Commalist {{
    if (is_equal) {
      Nonempty_ClassName_Commalist obj = (Nonempty_ClassName_Commalist) history.peek();
      Object temp65 = obj.get_next();
      if(temp65==null) { is_equal = false; return; }
      history.push(temp65);
    }
  }}
  after -> Nonempty_ClassName_Commalist, next, Nonempty_ClassName_Commalist {{
    if (is_equal) history.pop();
  }}

  before Nonempty_ClassName_Commalist {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Nonempty_ClassElementWithSyntax_List, it, ClassElementWithSyntax {{
    if (is_equal) {
      Nonempty_ClassElementWithSyntax_List obj = (Nonempty_ClassElementWithSyntax_List) history.peek();
      Object temp66 = obj.get_it();
      if(temp66==null) { is_equal = false; return; }
      history.push(temp66);
    }
  }}
  after -> Nonempty_ClassElementWithSyntax_List, it, ClassElementWithSyntax {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_ClassElementWithSyntax_List, next, Nonempty_ClassElementWithSyntax_List {{
    if (is_equal) {
      Nonempty_ClassElementWithSyntax_List obj = (Nonempty_ClassElementWithSyntax_List) history.peek();
      Object temp67 = obj.get_next();
      if(temp67==null) { is_equal = false; return; }
      history.push(temp67);
    }
  }}
  after -> Nonempty_ClassElementWithSyntax_List, next, Nonempty_ClassElementWithSyntax_List {{
    if (is_equal) history.pop();
  }}

  before Nonempty_ClassElementWithSyntax_List {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Nonempty_ClassSpec_Barlist, it, ClassSpec {{
    if (is_equal) {
      Nonempty_ClassSpec_Barlist obj = (Nonempty_ClassSpec_Barlist) history.peek();
      Object temp68 = obj.get_it();
      if(temp68==null) { is_equal = false; return; }
      history.push(temp68);
    }
  }}
  after -> Nonempty_ClassSpec_Barlist, it, ClassSpec {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_ClassSpec_Barlist, next, Nonempty_ClassSpec_Barlist {{
    if (is_equal) {
      Nonempty_ClassSpec_Barlist obj = (Nonempty_ClassSpec_Barlist) history.peek();
      Object temp69 = obj.get_next();
      if(temp69==null) { is_equal = false; return; }
      history.push(temp69);
    }
  }}
  after -> Nonempty_ClassSpec_Barlist, next, Nonempty_ClassSpec_Barlist {{
    if (is_equal) history.pop();
  }}

  before Nonempty_ClassSpec_Barlist {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Nonempty_Syntax_List, it, Syntax {{
    if (is_equal) {
      Nonempty_Syntax_List obj = (Nonempty_Syntax_List) history.peek();
      Object temp70 = obj.get_it();
      if(temp70==null) { is_equal = false; return; }
      history.push(temp70);
    }
  }}
  after -> Nonempty_Syntax_List, it, Syntax {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_Syntax_List, next, Nonempty_Syntax_List {{
    if (is_equal) {
      Nonempty_Syntax_List obj = (Nonempty_Syntax_List) history.peek();
      Object temp71 = obj.get_next();
      if(temp71==null) { is_equal = false; return; }
      history.push(temp71);
    }
  }}
  after -> Nonempty_Syntax_List, next, Nonempty_Syntax_List {{
    if (is_equal) history.pop();
  }}

  before Nonempty_Syntax_List {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Nonempty_ClassSpec_Commalist, it, ClassSpec {{
    if (is_equal) {
      Nonempty_ClassSpec_Commalist obj = (Nonempty_ClassSpec_Commalist) history.peek();
      Object temp72 = obj.get_it();
      if(temp72==null) { is_equal = false; return; }
      history.push(temp72);
    }
  }}
  after -> Nonempty_ClassSpec_Commalist, it, ClassSpec {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_ClassSpec_Commalist, next, Nonempty_ClassSpec_Commalist {{
    if (is_equal) {
      Nonempty_ClassSpec_Commalist obj = (Nonempty_ClassSpec_Commalist) history.peek();
      Object temp73 = obj.get_next();
      if(temp73==null) { is_equal = false; return; }
      history.push(temp73);
    }
  }}
  after -> Nonempty_ClassSpec_Commalist, next, Nonempty_ClassSpec_Commalist {{
    if (is_equal) history.pop();
  }}

  before Nonempty_ClassSpec_Commalist {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Nonempty_Enhancement_List, it, Enhancement {{
    if (is_equal) {
      Nonempty_Enhancement_List obj = (Nonempty_Enhancement_List) history.peek();
      Object temp74 = obj.get_it();
      if(temp74==null) { is_equal = false; return; }
      history.push(temp74);
    }
  }}
  after -> Nonempty_Enhancement_List, it, Enhancement {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_Enhancement_List, next, Nonempty_Enhancement_List {{
    if (is_equal) {
      Nonempty_Enhancement_List obj = (Nonempty_Enhancement_List) history.peek();
      Object temp75 = obj.get_next();
      if(temp75==null) { is_equal = false; return; }
      history.push(temp75);
    }
  }}
  after -> Nonempty_Enhancement_List, next, Nonempty_Enhancement_List {{
    if (is_equal) history.pop();
  }}

  before Nonempty_Enhancement_List {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  return boolean {{ is_equal }}
}