Changeset 100 in default for v2/trunk

Timestamp:

10/12/16 15:29:26 (8 years ago)

Author:

phdmakk

Message:

+ generated resources

Location:

v2/trunk

Files:

• de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/AbstractEbnfProposalProvider.java (modified) (3 diffs)
• de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/EbnfParser.java (modified) (4 diffs)
• de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g (modified) (5 diffs)
• de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.tokens (modified) (3 diffs)
• de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnfLexer.java (modified) (37 diffs)
• de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnfParser.java (modified) (950 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/model/generated/Ebnf.ecore (modified) (2 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/model/generated/Ebnf.genmodel (modified) (2 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/Ebnf.xtextbin (modified) (previous)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/BnfEntry.java (modified) (2 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/Comment.java (added)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/EbnfFactory.java (modified) (1 diff)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/EbnfPackage.java (modified) (24 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/impl/BnfEntryImpl.java (modified) (9 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/impl/CommentImpl.java (added)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/impl/EbnfFactoryImpl.java (modified) (2 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/impl/EbnfPackageImpl.java (modified) (8 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/util/EbnfAdapterFactory.java (modified) (2 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/ebnf/util/EbnfSwitch.java (modified) (2 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/parser/antlr/EbnfParser.java (modified) (1 diff)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/parser/antlr/internal/InternalEbnf.g (modified) (2 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/parser/antlr/internal/InternalEbnf.tokens (modified) (3 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/parser/antlr/internal/InternalEbnfLexer.java (modified) (37 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/parser/antlr/internal/InternalEbnfParser.java (modified) (298 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/serializer/EbnfSemanticSequencer.java (modified) (3 diffs)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/serializer/EbnfSyntacticSequencer.java (modified) (1 diff)
• de.ugoe.cs.swe.bnftools.ebnf/src-gen/de/ugoe/cs/swe/bnftools/services/EbnfGrammarAccess.java (modified) (6 diffs)

v2/trunk/de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/AbstractEbnfProposalProvider.java

@@ -44 +44 @@
                 completeRuleCall(((RuleCall)assignment.getTerminal()), context, acceptor);
         }
+        public void completeBnfEntry_Comment(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
+                completeRuleCall(((RuleCall)assignment.getTerminal()), context, acceptor);
+        }
         public void completeDeltaEntry_Rule(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
                 completeRuleCall(((RuleCall)assignment.getTerminal()), context, acceptor);
@@ -60 +63 @@
         }
         public void completeSectionHeading_SectionHeader(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
+                completeRuleCall(((RuleCall)assignment.getTerminal()), context, acceptor);
+        }
+        public void completeComment_Content(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
                 completeRuleCall(((RuleCall)assignment.getTerminal()), context, acceptor);
         }
@@ -195 +201 @@
                 // subclasses may override
         }
+        public void complete_Comment(EObject model, RuleCall ruleCall, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
+                // subclasses may override
+        }
         public void complete_Import(EObject model, RuleCall ruleCall, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
                 // subclasses may override

v2/trunk/de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/EbnfParser.java

@@ -54 +54 @@
                                         put(grammarAccess.getEtsiBnfAccess().getGroup_2(), "rule__EtsiBnf__Group_2__0");
                                         put(grammarAccess.getSectionHeadingAccess().getGroup(), "rule__SectionHeading__Group__0");
+                                        put(grammarAccess.getCommentAccess().getGroup(), "rule__Comment__Group__0");
                                         put(grammarAccess.getImportAccess().getGroup(), "rule__Import__Group__0");
                                         put(grammarAccess.getImportAccess().getGroup_2(), "rule__Import__Group_2__0");
@@ -88 +89 @@
                                         put(grammarAccess.getBnfEntryAccess().getSectionheaderAssignment_0(), "rule__BnfEntry__SectionheaderAssignment_0");
                                         put(grammarAccess.getBnfEntryAccess().getRuleAssignment_1(), "rule__BnfEntry__RuleAssignment_1");
+                                        put(grammarAccess.getBnfEntryAccess().getCommentAssignment_2(), "rule__BnfEntry__CommentAssignment_2");
                                         put(grammarAccess.getDeltaEntryAccess().getRuleAssignment_0(), "rule__DeltaEntry__RuleAssignment_0");
                                         put(grammarAccess.getDeltaEntryAccess().getSectionheaderAssignment_1(), "rule__DeltaEntry__SectionheaderAssignment_1");
@@ -94 +96 @@
                                         put(grammarAccess.getMergeEntryAccess().getMergeRuleAssignment_1(), "rule__MergeEntry__MergeRuleAssignment_1");
                                         put(grammarAccess.getSectionHeadingAccess().getSectionHeaderAssignment_1(), "rule__SectionHeading__SectionHeaderAssignment_1");
+                                        put(grammarAccess.getCommentAccess().getContentAssignment_1(), "rule__Comment__ContentAssignment_1");
                                         put(grammarAccess.getImportAccess().getImportURIAssignment_1(), "rule__Import__ImportURIAssignment_1");
                                         put(grammarAccess.getImportAccess().getGrammarTypeAssignment_2_1_0(), "rule__Import__GrammarTypeAssignment_2_1_0");
@@ -154 +157 @@
         @Override
         protected String[] getInitialHiddenTokens() {
-                return new String[] { "RULE_WS", "RULE_ML_COMMENT", "RULE_SL_COMMENT" };
+                return new String[] { "RULE_WS", "RULE_SL_COMMENT" };
         }
         

v2/trunk/de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g

@@ -234 +234 @@
 
 
+// Entry rule entryRuleComment
+entryRuleComment 
+:
+{ before(grammarAccess.getCommentRule()); }
+         ruleComment
+{ after(grammarAccess.getCommentRule()); } 
+         EOF 
+;
+
+// Rule Comment
+ruleComment
+    @init {
+                int stackSize = keepStackSize();
+    }
+        :
+(
+{ before(grammarAccess.getCommentAccess().getGroup()); }
+(rule__Comment__Group__0)
+{ after(grammarAccess.getCommentAccess().getGroup()); }
+)
+
+;
+finally {
+        restoreStackSize(stackSize);
+}
+
+
+
 // Entry rule entryRuleImport
 entryRuleImport 
@@ -763 +791 @@
 )
 
+    |(
+{ before(grammarAccess.getBnfEntryAccess().getCommentAssignment_2()); }
+(rule__BnfEntry__CommentAssignment_2)
+{ after(grammarAccess.getBnfEntryAccess().getCommentAssignment_2()); }
+)
+
 ;
 finally {
@@ -1603 +1637 @@
 
 
+rule__Comment__Group__0
+    @init {
+                int stackSize = keepStackSize();
+    }
+:
+        rule__Comment__Group__0__Impl
+        rule__Comment__Group__1
+;
+finally {
+        restoreStackSize(stackSize);
+}
+
+rule__Comment__Group__0__Impl
+    @init {
+                int stackSize = keepStackSize();
+    }
+:
+(
+{ before(grammarAccess.getCommentAccess().getCommentAction_0()); }
+(
+
+)
+{ after(grammarAccess.getCommentAccess().getCommentAction_0()); }
+)
+
+;
+finally {
+        restoreStackSize(stackSize);
+}
+
+
+rule__Comment__Group__1
+    @init {
+                int stackSize = keepStackSize();
+    }
+:
+        rule__Comment__Group__1__Impl
+;
+finally {
+        restoreStackSize(stackSize);
+}
+
+rule__Comment__Group__1__Impl
+    @init {
+                int stackSize = keepStackSize();
+    }
+:
+(
+{ before(grammarAccess.getCommentAccess().getContentAssignment_1()); }
+(rule__Comment__ContentAssignment_1)
+{ after(grammarAccess.getCommentAccess().getContentAssignment_1()); }
+)
+
+;
+finally {
+        restoreStackSize(stackSize);
+}
+
+
+
+
+
+
 rule__Import__Group__0
     @init {
@@ -4241 +4338 @@
 }
 
+rule__BnfEntry__CommentAssignment_2
+    @init {
+                int stackSize = keepStackSize();
+    }
+:
+(
+{ before(grammarAccess.getBnfEntryAccess().getCommentCommentParserRuleCall_2_0()); }
+        ruleComment{ after(grammarAccess.getBnfEntryAccess().getCommentCommentParserRuleCall_2_0()); }
+)
+
+;
+finally {
+        restoreStackSize(stackSize);
+}
+
 rule__DeltaEntry__RuleAssignment_0
     @init {
@@ -4331 +4443 @@
 }
 
+rule__Comment__ContentAssignment_1
+    @init {
+                int stackSize = keepStackSize();
+    }
+:
+(
+{ before(grammarAccess.getCommentAccess().getContentML_COMMENTTerminalRuleCall_1_0()); }
+        RULE_ML_COMMENT{ after(grammarAccess.getCommentAccess().getContentML_COMMENTTerminalRuleCall_1_0()); }
+)
+
+;
+finally {
+        restoreStackSize(stackSize);
+}
+
 rule__Import__ImportURIAssignment_1
     @init {

v2/trunk/de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.tokens

@@ -13 +13 @@
 T__21=21
 T__20=20
-RULE_SL_COMMENT=11
-RULE_ML_COMMENT=12
+RULE_SL_COMMENT=12
+RULE_ML_COMMENT=6
 T__30=30
 T__19=19
-RULE_COLON=9
+RULE_COLON=10
 T__31=31
-RULE_STRING=6
+RULE_STRING=7
 T__32=32
 T__33=33
@@ -29 +29 @@
 T__36=36
 T__17=17
-RULE_LOGIC=8
+RULE_LOGIC=9
 T__37=37
 T__38=38
@@ -35 +35 @@
 T__14=14
 T__13=13
-RULE_INT=7
-RULE_WS=10
+RULE_INT=8
+RULE_WS=11
 'update'=41
 '|'=16

v2/trunk/de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnfLexer.java

@@ -28 +28 @@
     public static final int T__20=20;
     public static final int EOF=-1;
-    public static final int RULE_SL_COMMENT=11;
-    public static final int RULE_ML_COMMENT=12;
+    public static final int RULE_SL_COMMENT=12;
+    public static final int RULE_ML_COMMENT=6;
     public static final int T__19=19;
     public static final int T__30=30;
     public static final int T__31=31;
-    public static final int RULE_COLON=9;
+    public static final int RULE_COLON=10;
     public static final int T__32=32;
-    public static final int RULE_STRING=6;
+    public static final int RULE_STRING=7;
     public static final int T__16=16;
     public static final int T__33=33;
@@ -45 +45 @@
     public static final int T__36=36;
     public static final int T__37=37;
-    public static final int RULE_LOGIC=8;
+    public static final int RULE_LOGIC=9;
     public static final int T__38=38;
     public static final int T__14=14;
     public static final int T__39=39;
     public static final int T__13=13;
-    public static final int RULE_INT=7;
-    public static final int RULE_WS=10;
+    public static final int RULE_INT=8;
+    public static final int RULE_WS=11;
 
     // delegates
@@ -666 +666 @@
             int _type = RULE_ID;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4985:9: ( ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )* )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4985:11: ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )*
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5112:9: ( ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )* )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5112:11: ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )*
             {
             if ( (input.LA(1)>='A' && input.LA(1)<='Z')||input.LA(1)=='_'||(input.LA(1)>='a' && input.LA(1)<='z') ) {
@@ -678 +678 @@
                 throw mse;}
 
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4985:35: ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )*
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5112:35: ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )*
             loop1:
             do {
@@ -727 +727 @@
             int _type = RULE_INT;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4987:10: ( ( '0' .. '9' )+ )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4987:12: ( '0' .. '9' )+
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4987:12: ( '0' .. '9' )+
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5114:10: ( ( '0' .. '9' )+ )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5114:12: ( '0' .. '9' )+
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5114:12: ( '0' .. '9' )+
             int cnt2=0;
             loop2:
@@ -744 +744 @@
                 switch (alt2) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4987:13: '0' .. '9'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5114:13: '0' .. '9'
                     {
                     matchRange('0','9'); 
@@ -776 +776 @@
             int _type = RULE_WS;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4989:9: ( ( ' ' | '\\t' | ( '\\r' )? '\\n' )+ )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4989:11: ( ' ' | '\\t' | ( '\\r' )? '\\n' )+
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4989:11: ( ' ' | '\\t' | ( '\\r' )? '\\n' )+
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5116:9: ( ( ' ' | '\\t' | ( '\\r' )? '\\n' )+ )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5116:11: ( ' ' | '\\t' | ( '\\r' )? '\\n' )+
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5116:11: ( ' ' | '\\t' | ( '\\r' )? '\\n' )+
             int cnt4=0;
             loop4:
@@ -806 +806 @@
                 switch (alt4) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4989:12: ' '
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5116:12: ' '
                     {
                     match(' '); 
@@ -813 +813 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4989:16: '\\t'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5116:16: '\\t'
                     {
                     match('\t'); 
@@ -820 +820 @@
                     break;
                 case 3 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4989:21: ( '\\r' )? '\\n'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5116:21: ( '\\r' )? '\\n'
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4989:21: ( '\\r' )?
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5116:21: ( '\\r' )?
                     int alt3=2;
                     int LA3_0 = input.LA(1);
@@ -831 +831 @@
                     switch (alt3) {
                         case 1 :
-                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4989:21: '\\r'
+                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5116:21: '\\r'
                             {
                             match('\r'); 
@@ -870 +870 @@
             int _type = RULE_COLON;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4991:12: ( '\"' '\"' '\"' )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4991:14: '\"' '\"' '\"'
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5118:12: ( '\"' '\"' '\"' )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5118:14: '\"' '\"' '\"'
             {
             match('\"'); 
@@ -892 +892 @@
             int _type = RULE_STRING;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:13: ( ( '\"' (~ ( '\"' ) )* '\"' | '\\'' (~ ( '\\'' ) )* '\\'' ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:15: ( '\"' (~ ( '\"' ) )* '\"' | '\\'' (~ ( '\\'' ) )* '\\'' )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:15: ( '\"' (~ ( '\"' ) )* '\"' | '\\'' (~ ( '\\'' ) )* '\\'' )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:13: ( ( '\"' (~ ( '\"' ) )* '\"' | '\\'' (~ ( '\\'' ) )* '\\'' ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:15: ( '\"' (~ ( '\"' ) )* '\"' | '\\'' (~ ( '\\'' ) )* '\\'' )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:15: ( '\"' (~ ( '\"' ) )* '\"' | '\\'' (~ ( '\\'' ) )* '\\'' )
             int alt7=2;
             int LA7_0 = input.LA(1);
@@ -913 +913 @@
             switch (alt7) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:16: '\"' (~ ( '\"' ) )* '\"'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:16: '\"' (~ ( '\"' ) )* '\"'
                     {
                     match('\"'); 
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:20: (~ ( '\"' ) )*
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:20: (~ ( '\"' ) )*
                     loop5:
                     do {
@@ -929 +929 @@
                         switch (alt5) {
                         case 1 :
-                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:20: ~ ( '\"' )
+                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:20: ~ ( '\"' )
                             {
                             if ( (input.LA(1)>='\u0000' && input.LA(1)<='!')||(input.LA(1)>='#' && input.LA(1)<='\uFFFF') ) {
@@ -954 +954 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:32: '\\'' (~ ( '\\'' ) )* '\\''
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:32: '\\'' (~ ( '\\'' ) )* '\\''
                     {
                     match('\''); 
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:37: (~ ( '\\'' ) )*
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:37: (~ ( '\\'' ) )*
                     loop6:
                     do {
@@ -970 +970 @@
                         switch (alt6) {
                         case 1 :
-                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4993:37: ~ ( '\\'' )
+                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5120:37: ~ ( '\\'' )
                             {
                             if ( (input.LA(1)>='\u0000' && input.LA(1)<='&')||(input.LA(1)>='(' && input.LA(1)<='\uFFFF') ) {
@@ -1013 +1013 @@
             int _type = RULE_SECTIONHEADER;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4995:20: ( ( 'a' .. 'z' | 'A' .. 'Z' ) ( '.' | '0' .. '9' )+ ( ' ' | '\\t' ) (~ ( ( '\\n' | '\\r' ) ) )* ( '\\r' )? '\\n' )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4995:22: ( 'a' .. 'z' | 'A' .. 'Z' ) ( '.' | '0' .. '9' )+ ( ' ' | '\\t' ) (~ ( ( '\\n' | '\\r' ) ) )* ( '\\r' )? '\\n'
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5122:20: ( ( 'a' .. 'z' | 'A' .. 'Z' ) ( '.' | '0' .. '9' )+ ( ' ' | '\\t' ) (~ ( ( '\\n' | '\\r' ) ) )* ( '\\r' )? '\\n' )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5122:22: ( 'a' .. 'z' | 'A' .. 'Z' ) ( '.' | '0' .. '9' )+ ( ' ' | '\\t' ) (~ ( ( '\\n' | '\\r' ) ) )* ( '\\r' )? '\\n'
             {
             if ( (input.LA(1)>='A' && input.LA(1)<='Z')||(input.LA(1)>='a' && input.LA(1)<='z') ) {
@@ -1025 +1025 @@
                 throw mse;}
 
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4995:42: ( '.' | '0' .. '9' )+
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5122:42: ( '.' | '0' .. '9' )+
             int cnt8=0;
             loop8:
@@ -1072 +1072 @@
                 throw mse;}
 
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4995:69: (~ ( ( '\\n' | '\\r' ) ) )*
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5122:69: (~ ( ( '\\n' | '\\r' ) ) )*
             loop9:
             do {
@@ -1085 +1085 @@
                 switch (alt9) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4995:69: ~ ( ( '\\n' | '\\r' ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5122:69: ~ ( ( '\\n' | '\\r' ) )
                     {
                     if ( (input.LA(1)>='\u0000' && input.LA(1)<='\t')||(input.LA(1)>='\u000B' && input.LA(1)<='\f')||(input.LA(1)>='\u000E' && input.LA(1)<='\uFFFF') ) {
@@ -1105 +1105 @@
             } while (true);
 
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4995:85: ( '\\r' )?
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5122:85: ( '\\r' )?
             int alt10=2;
             int LA10_0 = input.LA(1);
@@ -1114 +1114 @@
             switch (alt10) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4995:85: '\\r'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5122:85: '\\r'
                     {
                     match('\r'); 
@@ -1140 +1140 @@
             int _type = RULE_SL_COMMENT;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4997:17: ( '//' (~ ( ( '\\n' | '\\r' ) ) )* ( ( '\\r' )? '\\n' )? )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4997:19: '//' (~ ( ( '\\n' | '\\r' ) ) )* ( ( '\\r' )? '\\n' )?
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5124:17: ( '//' (~ ( ( '\\n' | '\\r' ) ) )* ( ( '\\r' )? '\\n' )? )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5124:19: '//' (~ ( ( '\\n' | '\\r' ) ) )* ( ( '\\r' )? '\\n' )?
             {
             match("//"); 
 
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4997:24: (~ ( ( '\\n' | '\\r' ) ) )*
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5124:24: (~ ( ( '\\n' | '\\r' ) ) )*
             loop11:
             do {
@@ -1158 +1158 @@
                 switch (alt11) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4997:24: ~ ( ( '\\n' | '\\r' ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5124:24: ~ ( ( '\\n' | '\\r' ) )
                     {
                     if ( (input.LA(1)>='\u0000' && input.LA(1)<='\t')||(input.LA(1)>='\u000B' && input.LA(1)<='\f')||(input.LA(1)>='\u000E' && input.LA(1)<='\uFFFF') ) {
@@ -1178 +1178 @@
             } while (true);
 
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4997:40: ( ( '\\r' )? '\\n' )?
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5124:40: ( ( '\\r' )? '\\n' )?
             int alt13=2;
             int LA13_0 = input.LA(1);
@@ -1187 +1187 @@
             switch (alt13) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4997:41: ( '\\r' )? '\\n'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5124:41: ( '\\r' )? '\\n'
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4997:41: ( '\\r' )?
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5124:41: ( '\\r' )?
                     int alt12=2;
                     int LA12_0 = input.LA(1);
@@ -1198 +1198 @@
                     switch (alt12) {
                         case 1 :
-                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4997:41: '\\r'
+                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5124:41: '\\r'
                             {
                             match('\r'); 
@@ -1230 +1230 @@
             int _type = RULE_ML_COMMENT;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4999:17: ( '/*' ( options {greedy=false; } : . )* '*/' )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4999:19: '/*' ( options {greedy=false; } : . )* '*/'
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5126:17: ( '/*' ( options {greedy=false; } : . )* '*/' )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5126:19: '/*' ( options {greedy=false; } : . )* '*/'
             {
             match("/*"); 
 
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4999:24: ( options {greedy=false; } : . )*
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5126:24: ( options {greedy=false; } : . )*
             loop14:
             do {
@@ -1260 +1260 @@
                 switch (alt14) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:4999:52: .
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5126:52: .
                     {
                     matchAny(); 
@@ -1290 +1290 @@
             int _type = RULE_LOGIC;
             int _channel = DEFAULT_TOKEN_CHANNEL;
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:12: ( ( '/and' | '/or' | '/andr' | '/orr' | '/any' | '/together' ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:14: ( '/and' | '/or' | '/andr' | '/orr' | '/any' | '/together' )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:14: ( '/and' | '/or' | '/andr' | '/orr' | '/any' | '/together' )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:12: ( ( '/and' | '/or' | '/andr' | '/orr' | '/any' | '/together' ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:14: ( '/and' | '/or' | '/andr' | '/orr' | '/any' | '/together' )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:14: ( '/and' | '/or' | '/andr' | '/orr' | '/any' | '/together' )
             int alt15=6;
             alt15 = dfa15.predict(input);
             switch (alt15) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:15: '/and'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:15: '/and'
                     {
                     match("/and"); 
@@ -1306 +1306 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:22: '/or'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:22: '/or'
                     {
                     match("/or"); 
@@ -1314 +1314 @@
                     break;
                 case 3 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:28: '/andr'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:28: '/andr'
                     {
                     match("/andr"); 
@@ -1322 +1322 @@
                     break;
                 case 4 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:36: '/orr'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:36: '/orr'
                     {
                     match("/orr"); 
@@ -1330 +1330 @@
                     break;
                 case 5 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:43: '/any'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:43: '/any'
                     {
                     match("/any"); 
@@ -1338 +1338 @@
                     break;
                 case 6 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5001:50: '/together'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:5128:50: '/together'
                     {
                     match("/together"); 
@@ -1696 +1696 @@
         }
         public String getDescription() {
-            return "5001:14: ( '/and' | '/or' | '/andr' | '/orr' | '/any' | '/together' )";
+            return "5128:14: ( '/and' | '/or' | '/andr' | '/orr' | '/any' | '/together' )";
         }
     }

v2/trunk/de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnfParser.java

@@ -24 +24 @@
 public class InternalEbnfParser extends AbstractInternalContentAssistParser {
     public static final String[] tokenNames = new String[] {
-        "<invalid>", "<EOR>", "<DOWN>", "<UP>", "RULE_ID", "RULE_SECTIONHEADER", "RULE_STRING", "RULE_INT", "RULE_LOGIC", "RULE_COLON", "RULE_WS", "RULE_SL_COMMENT", "RULE_ML_COMMENT", "')'", "']'", "'}'", "'|'", "'('", "'['", "'{'", "'*'", "'+'", "'grammar'", "';'", "'import'", "'/'", "'label:'", "'::='", "'.'", "'<-'", "'global'", "'combinator:'", "'rule'", "'hook'", "'#'", "','", "'/bnf'", "'/delta'", "'/merge'", "'core'", "'package'", "'update'"
+        "<invalid>", "<EOR>", "<DOWN>", "<UP>", "RULE_ID", "RULE_SECTIONHEADER", "RULE_ML_COMMENT", "RULE_STRING", "RULE_INT", "RULE_LOGIC", "RULE_COLON", "RULE_WS", "RULE_SL_COMMENT", "')'", "']'", "'}'", "'|'", "'('", "'['", "'{'", "'*'", "'+'", "'grammar'", "';'", "'import'", "'/'", "'label:'", "'::='", "'.'", "'<-'", "'global'", "'combinator:'", "'rule'", "'hook'", "'#'", "','", "'/bnf'", "'/delta'", "'/merge'", "'core'", "'package'", "'update'"
     };
     public static final int RULE_ID=4;
@@ -40 +40 @@
     public static final int T__21=21;
     public static final int T__20=20;
-    public static final int RULE_SL_COMMENT=11;
+    public static final int RULE_SL_COMMENT=12;
     public static final int EOF=-1;
-    public static final int RULE_ML_COMMENT=12;
+    public static final int RULE_ML_COMMENT=6;
     public static final int T__30=30;
     public static final int T__19=19;
-    public static final int RULE_COLON=9;
+    public static final int RULE_COLON=10;
     public static final int T__31=31;
-    public static final int RULE_STRING=6;
+    public static final int RULE_STRING=7;
     public static final int T__32=32;
     public static final int T__33=33;
@@ -57 +57 @@
     public static final int T__36=36;
     public static final int T__17=17;
-    public static final int RULE_LOGIC=8;
+    public static final int RULE_LOGIC=9;
     public static final int T__37=37;
     public static final int T__38=38;
@@ -63 +63 @@
     public static final int T__14=14;
     public static final int T__13=13;
-    public static final int RULE_INT=7;
-    public static final int RULE_WS=10;
+    public static final int RULE_INT=8;
+    public static final int RULE_WS=11;
 
     // delegates
@@ -75 +75 @@
         public InternalEbnfParser(TokenStream input, RecognizerSharedState state) {
             super(input, state);
-            this.state.ruleMemo = new HashMap[356+1];
+            this.state.ruleMemo = new HashMap[365+1];
              
              
@@ -698 +698 @@
 
 
+    // $ANTLR start "entryRuleComment"
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:237:1: entryRuleComment : ruleComment EOF ;
+    public final void entryRuleComment() throws RecognitionException {
+        int entryRuleComment_StartIndex = input.index();
+        try {
+            if ( state.backtracking>0 && alreadyParsedRule(input, 13) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:238:1: ( ruleComment EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:239:1: ruleComment EOF
+            {
+            if ( state.backtracking==0 ) {
+               before(grammarAccess.getCommentRule()); 
+            }
+            pushFollow(FOLLOW_ruleComment_in_entryRuleComment451);
+            ruleComment();
+
+            state._fsp--;
+            if (state.failed) return ;
+            if ( state.backtracking==0 ) {
+               after(grammarAccess.getCommentRule()); 
+            }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleComment458); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 13, entryRuleComment_StartIndex); }
+        }
+        return ;
+    }
+    // $ANTLR end "entryRuleComment"
+
+
+    // $ANTLR start "ruleComment"
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:246:1: ruleComment : ( ( rule__Comment__Group__0 ) ) ;
+    public final void ruleComment() throws RecognitionException {
+        int ruleComment_StartIndex = input.index();
+
+                        int stackSize = keepStackSize();
+            
+        try {
+            if ( state.backtracking>0 && alreadyParsedRule(input, 14) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:250:2: ( ( ( rule__Comment__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:251:1: ( ( rule__Comment__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:251:1: ( ( rule__Comment__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:252:1: ( rule__Comment__Group__0 )
+            {
+            if ( state.backtracking==0 ) {
+               before(grammarAccess.getCommentAccess().getGroup()); 
+            }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:253:1: ( rule__Comment__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:253:2: rule__Comment__Group__0
+            {
+            pushFollow(FOLLOW_rule__Comment__Group__0_in_ruleComment484);
+            rule__Comment__Group__0();
+
+            state._fsp--;
+            if (state.failed) return ;
+
+            }
+
+            if ( state.backtracking==0 ) {
+               after(grammarAccess.getCommentAccess().getGroup()); 
+            }
+
+            }
+
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 14, ruleComment_StartIndex); }
+
+                restoreStackSize(stackSize);
+
+        }
+        return ;
+    }
+    // $ANTLR end "ruleComment"
+
+
     // $ANTLR start "entryRuleImport"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:237:1: entryRuleImport : ruleImport EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:265:1: entryRuleImport : ruleImport EOF ;
     public final void entryRuleImport() throws RecognitionException {
         int entryRuleImport_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 13) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:238:1: ( ruleImport EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:239:1: ruleImport EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 15) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:266:1: ( ruleImport EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:267:1: ruleImport EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getImportRule()); 
             }
-            pushFollow(FOLLOW_ruleImport_in_entryRuleImport451);
+            pushFollow(FOLLOW_ruleImport_in_entryRuleImport511);
             ruleImport();
 
@@ -718 +809 @@
                after(grammarAccess.getImportRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleImport458); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 13, entryRuleImport_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleImport518); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 15, entryRuleImport_StartIndex); }
         }
         return ;
@@ -736 +827 @@
 
     // $ANTLR start "ruleImport"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:246:1: ruleImport : ( ( rule__Import__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:274:1: ruleImport : ( ( rule__Import__Group__0 ) ) ;
     public final void ruleImport() throws RecognitionException {
         int ruleImport_StartIndex = input.index();
@@ -743 +834 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 14) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:250:2: ( ( ( rule__Import__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:251:1: ( ( rule__Import__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:251:1: ( ( rule__Import__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:252:1: ( rule__Import__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 16) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:278:2: ( ( ( rule__Import__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:279:1: ( ( rule__Import__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:279:1: ( ( rule__Import__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:280:1: ( rule__Import__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getImportAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:253:1: ( rule__Import__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:253:2: rule__Import__Group__0
-            {
-            pushFollow(FOLLOW_rule__Import__Group__0_in_ruleImport484);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:281:1: ( rule__Import__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:281:2: rule__Import__Group__0
+            {
+            pushFollow(FOLLOW_rule__Import__Group__0_in_ruleImport544);
             rule__Import__Group__0();
 
@@ -779 +870 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 14, ruleImport_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 16, ruleImport_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -790 +881 @@
 
     // $ANTLR start "entryRuleRule"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:265:1: entryRuleRule : ruleRule EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:293:1: entryRuleRule : ruleRule EOF ;
     public final void entryRuleRule() throws RecognitionException {
         int entryRuleRule_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 15) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:266:1: ( ruleRule EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:267:1: ruleRule EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 17) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:294:1: ( ruleRule EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:295:1: ruleRule EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRuleRule()); 
             }
-            pushFollow(FOLLOW_ruleRule_in_entryRuleRule511);
+            pushFollow(FOLLOW_ruleRule_in_entryRuleRule571);
             ruleRule();
 
@@ -809 +900 @@
                after(grammarAccess.getRuleRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleRule518); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 15, entryRuleRule_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleRule578); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 17, entryRuleRule_StartIndex); }
         }
         return ;
@@ -827 +918 @@
 
     // $ANTLR start "ruleRule"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:274:1: ruleRule : ( ( rule__Rule__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:302:1: ruleRule : ( ( rule__Rule__Group__0 ) ) ;
     public final void ruleRule() throws RecognitionException {
         int ruleRule_StartIndex = input.index();
@@ -834 +925 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 16) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:278:2: ( ( ( rule__Rule__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:279:1: ( ( rule__Rule__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:279:1: ( ( rule__Rule__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:280:1: ( rule__Rule__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 18) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:306:2: ( ( ( rule__Rule__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:307:1: ( ( rule__Rule__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:307:1: ( ( rule__Rule__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:308:1: ( rule__Rule__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRuleAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:281:1: ( rule__Rule__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:281:2: rule__Rule__Group__0
-            {
-            pushFollow(FOLLOW_rule__Rule__Group__0_in_ruleRule544);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:309:1: ( rule__Rule__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:309:2: rule__Rule__Group__0
+            {
+            pushFollow(FOLLOW_rule__Rule__Group__0_in_ruleRule604);
             rule__Rule__Group__0();
 
@@ -870 +961 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 16, ruleRule_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 18, ruleRule_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -881 +972 @@
 
     // $ANTLR start "entryRuleExtRule"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:293:1: entryRuleExtRule : ruleExtRule EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:321:1: entryRuleExtRule : ruleExtRule EOF ;
     public final void entryRuleExtRule() throws RecognitionException {
         int entryRuleExtRule_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 17) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:294:1: ( ruleExtRule EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:295:1: ruleExtRule EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 19) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:322:1: ( ruleExtRule EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:323:1: ruleExtRule EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getExtRuleRule()); 
             }
-            pushFollow(FOLLOW_ruleExtRule_in_entryRuleExtRule571);
+            pushFollow(FOLLOW_ruleExtRule_in_entryRuleExtRule631);
             ruleExtRule();
 
@@ -900 +991 @@
                after(grammarAccess.getExtRuleRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleExtRule578); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 17, entryRuleExtRule_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleExtRule638); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 19, entryRuleExtRule_StartIndex); }
         }
         return ;
@@ -918 +1009 @@
 
     // $ANTLR start "ruleExtRule"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:302:1: ruleExtRule : ( ( rule__ExtRule__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:330:1: ruleExtRule : ( ( rule__ExtRule__Group__0 ) ) ;
     public final void ruleExtRule() throws RecognitionException {
         int ruleExtRule_StartIndex = input.index();
@@ -925 +1016 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 18) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:306:2: ( ( ( rule__ExtRule__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:307:1: ( ( rule__ExtRule__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:307:1: ( ( rule__ExtRule__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:308:1: ( rule__ExtRule__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 20) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:334:2: ( ( ( rule__ExtRule__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:335:1: ( ( rule__ExtRule__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:335:1: ( ( rule__ExtRule__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:336:1: ( rule__ExtRule__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getExtRuleAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:309:1: ( rule__ExtRule__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:309:2: rule__ExtRule__Group__0
-            {
-            pushFollow(FOLLOW_rule__ExtRule__Group__0_in_ruleExtRule604);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:337:1: ( rule__ExtRule__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:337:2: rule__ExtRule__Group__0
+            {
+            pushFollow(FOLLOW_rule__ExtRule__Group__0_in_ruleExtRule664);
             rule__ExtRule__Group__0();
 
@@ -961 +1052 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 18, ruleExtRule_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 20, ruleExtRule_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -972 +1063 @@
 
     // $ANTLR start "entryRuleMergeRule"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:321:1: entryRuleMergeRule : ruleMergeRule EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:349:1: entryRuleMergeRule : ruleMergeRule EOF ;
     public final void entryRuleMergeRule() throws RecognitionException {
         int entryRuleMergeRule_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 19) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:322:1: ( ruleMergeRule EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:323:1: ruleMergeRule EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 21) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:350:1: ( ruleMergeRule EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:351:1: ruleMergeRule EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getMergeRuleRule()); 
             }
-            pushFollow(FOLLOW_ruleMergeRule_in_entryRuleMergeRule631);
+            pushFollow(FOLLOW_ruleMergeRule_in_entryRuleMergeRule691);
             ruleMergeRule();
 
@@ -991 +1082 @@
                after(grammarAccess.getMergeRuleRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleMergeRule638); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 19, entryRuleMergeRule_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleMergeRule698); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 21, entryRuleMergeRule_StartIndex); }
         }
         return ;
@@ -1009 +1100 @@
 
     // $ANTLR start "ruleMergeRule"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:330:1: ruleMergeRule : ( ( rule__MergeRule__Alternatives ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:358:1: ruleMergeRule : ( ( rule__MergeRule__Alternatives ) ) ;
     public final void ruleMergeRule() throws RecognitionException {
         int ruleMergeRule_StartIndex = input.index();
@@ -1016 +1107 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 20) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:334:2: ( ( ( rule__MergeRule__Alternatives ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:335:1: ( ( rule__MergeRule__Alternatives ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:335:1: ( ( rule__MergeRule__Alternatives ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:336:1: ( rule__MergeRule__Alternatives )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 22) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:362:2: ( ( ( rule__MergeRule__Alternatives ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:363:1: ( ( rule__MergeRule__Alternatives ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:363:1: ( ( rule__MergeRule__Alternatives ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:364:1: ( rule__MergeRule__Alternatives )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getMergeRuleAccess().getAlternatives()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:337:1: ( rule__MergeRule__Alternatives )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:337:2: rule__MergeRule__Alternatives
-            {
-            pushFollow(FOLLOW_rule__MergeRule__Alternatives_in_ruleMergeRule664);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:365:1: ( rule__MergeRule__Alternatives )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:365:2: rule__MergeRule__Alternatives
+            {
+            pushFollow(FOLLOW_rule__MergeRule__Alternatives_in_ruleMergeRule724);
             rule__MergeRule__Alternatives();
 
@@ -1052 +1143 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 20, ruleMergeRule_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 22, ruleMergeRule_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1063 +1154 @@
 
     // $ANTLR start "entryRuleGlobalCombinator"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:349:1: entryRuleGlobalCombinator : ruleGlobalCombinator EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:377:1: entryRuleGlobalCombinator : ruleGlobalCombinator EOF ;
     public final void entryRuleGlobalCombinator() throws RecognitionException {
         int entryRuleGlobalCombinator_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 21) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:350:1: ( ruleGlobalCombinator EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:351:1: ruleGlobalCombinator EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 23) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:378:1: ( ruleGlobalCombinator EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:379:1: ruleGlobalCombinator EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getGlobalCombinatorRule()); 
             }
-            pushFollow(FOLLOW_ruleGlobalCombinator_in_entryRuleGlobalCombinator691);
+            pushFollow(FOLLOW_ruleGlobalCombinator_in_entryRuleGlobalCombinator751);
             ruleGlobalCombinator();
 
@@ -1082 +1173 @@
                after(grammarAccess.getGlobalCombinatorRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleGlobalCombinator698); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 21, entryRuleGlobalCombinator_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleGlobalCombinator758); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 23, entryRuleGlobalCombinator_StartIndex); }
         }
         return ;
@@ -1100 +1191 @@
 
     // $ANTLR start "ruleGlobalCombinator"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:358:1: ruleGlobalCombinator : ( ( rule__GlobalCombinator__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:386:1: ruleGlobalCombinator : ( ( rule__GlobalCombinator__Group__0 ) ) ;
     public final void ruleGlobalCombinator() throws RecognitionException {
         int ruleGlobalCombinator_StartIndex = input.index();
@@ -1107 +1198 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 22) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:362:2: ( ( ( rule__GlobalCombinator__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:363:1: ( ( rule__GlobalCombinator__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:363:1: ( ( rule__GlobalCombinator__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:364:1: ( rule__GlobalCombinator__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 24) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:390:2: ( ( ( rule__GlobalCombinator__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:391:1: ( ( rule__GlobalCombinator__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:391:1: ( ( rule__GlobalCombinator__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:392:1: ( rule__GlobalCombinator__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getGlobalCombinatorAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:365:1: ( rule__GlobalCombinator__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:365:2: rule__GlobalCombinator__Group__0
-            {
-            pushFollow(FOLLOW_rule__GlobalCombinator__Group__0_in_ruleGlobalCombinator724);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:393:1: ( rule__GlobalCombinator__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:393:2: rule__GlobalCombinator__Group__0
+            {
+            pushFollow(FOLLOW_rule__GlobalCombinator__Group__0_in_ruleGlobalCombinator784);
             rule__GlobalCombinator__Group__0();
 
@@ -1143 +1234 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 22, ruleGlobalCombinator_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 24, ruleGlobalCombinator_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1154 +1245 @@
 
     // $ANTLR start "entryRuleRuleCombinator"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:377:1: entryRuleRuleCombinator : ruleRuleCombinator EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:405:1: entryRuleRuleCombinator : ruleRuleCombinator EOF ;
     public final void entryRuleRuleCombinator() throws RecognitionException {
         int entryRuleRuleCombinator_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 23) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:378:1: ( ruleRuleCombinator EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:379:1: ruleRuleCombinator EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 25) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:406:1: ( ruleRuleCombinator EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:407:1: ruleRuleCombinator EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRuleCombinatorRule()); 
             }
-            pushFollow(FOLLOW_ruleRuleCombinator_in_entryRuleRuleCombinator751);
+            pushFollow(FOLLOW_ruleRuleCombinator_in_entryRuleRuleCombinator811);
             ruleRuleCombinator();
 
@@ -1173 +1264 @@
                after(grammarAccess.getRuleCombinatorRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleRuleCombinator758); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 23, entryRuleRuleCombinator_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleRuleCombinator818); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 25, entryRuleRuleCombinator_StartIndex); }
         }
         return ;
@@ -1191 +1282 @@
 
     // $ANTLR start "ruleRuleCombinator"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:386:1: ruleRuleCombinator : ( ( rule__RuleCombinator__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:414:1: ruleRuleCombinator : ( ( rule__RuleCombinator__Group__0 ) ) ;
     public final void ruleRuleCombinator() throws RecognitionException {
         int ruleRuleCombinator_StartIndex = input.index();
@@ -1198 +1289 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 24) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:390:2: ( ( ( rule__RuleCombinator__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:391:1: ( ( rule__RuleCombinator__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:391:1: ( ( rule__RuleCombinator__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:392:1: ( rule__RuleCombinator__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 26) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:418:2: ( ( ( rule__RuleCombinator__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:419:1: ( ( rule__RuleCombinator__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:419:1: ( ( rule__RuleCombinator__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:420:1: ( rule__RuleCombinator__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRuleCombinatorAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:393:1: ( rule__RuleCombinator__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:393:2: rule__RuleCombinator__Group__0
-            {
-            pushFollow(FOLLOW_rule__RuleCombinator__Group__0_in_ruleRuleCombinator784);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:421:1: ( rule__RuleCombinator__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:421:2: rule__RuleCombinator__Group__0
+            {
+            pushFollow(FOLLOW_rule__RuleCombinator__Group__0_in_ruleRuleCombinator844);
             rule__RuleCombinator__Group__0();
 
@@ -1234 +1325 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 24, ruleRuleCombinator_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 26, ruleRuleCombinator_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1245 +1336 @@
 
     // $ANTLR start "entryRuleHookCombinator"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:405:1: entryRuleHookCombinator : ruleHookCombinator EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:433:1: entryRuleHookCombinator : ruleHookCombinator EOF ;
     public final void entryRuleHookCombinator() throws RecognitionException {
         int entryRuleHookCombinator_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 25) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:406:1: ( ruleHookCombinator EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:407:1: ruleHookCombinator EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 27) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:434:1: ( ruleHookCombinator EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:435:1: ruleHookCombinator EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getHookCombinatorRule()); 
             }
-            pushFollow(FOLLOW_ruleHookCombinator_in_entryRuleHookCombinator811);
+            pushFollow(FOLLOW_ruleHookCombinator_in_entryRuleHookCombinator871);
             ruleHookCombinator();
 
@@ -1264 +1355 @@
                after(grammarAccess.getHookCombinatorRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleHookCombinator818); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 25, entryRuleHookCombinator_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleHookCombinator878); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 27, entryRuleHookCombinator_StartIndex); }
         }
         return ;
@@ -1282 +1373 @@
 
     // $ANTLR start "ruleHookCombinator"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:414:1: ruleHookCombinator : ( ( rule__HookCombinator__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:442:1: ruleHookCombinator : ( ( rule__HookCombinator__Group__0 ) ) ;
     public final void ruleHookCombinator() throws RecognitionException {
         int ruleHookCombinator_StartIndex = input.index();
@@ -1289 +1380 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 26) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:418:2: ( ( ( rule__HookCombinator__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:419:1: ( ( rule__HookCombinator__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:419:1: ( ( rule__HookCombinator__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:420:1: ( rule__HookCombinator__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 28) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:446:2: ( ( ( rule__HookCombinator__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:447:1: ( ( rule__HookCombinator__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:447:1: ( ( rule__HookCombinator__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:448:1: ( rule__HookCombinator__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getHookCombinatorAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:421:1: ( rule__HookCombinator__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:421:2: rule__HookCombinator__Group__0
-            {
-            pushFollow(FOLLOW_rule__HookCombinator__Group__0_in_ruleHookCombinator844);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:449:1: ( rule__HookCombinator__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:449:2: rule__HookCombinator__Group__0
+            {
+            pushFollow(FOLLOW_rule__HookCombinator__Group__0_in_ruleHookCombinator904);
             rule__HookCombinator__Group__0();
 
@@ -1325 +1416 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 26, ruleHookCombinator_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 28, ruleHookCombinator_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1336 +1427 @@
 
     // $ANTLR start "entryRuleDefinitionList"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:433:1: entryRuleDefinitionList : ruleDefinitionList EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:461:1: entryRuleDefinitionList : ruleDefinitionList EOF ;
     public final void entryRuleDefinitionList() throws RecognitionException {
         int entryRuleDefinitionList_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 27) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:434:1: ( ruleDefinitionList EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:435:1: ruleDefinitionList EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 29) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:462:1: ( ruleDefinitionList EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:463:1: ruleDefinitionList EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getDefinitionListRule()); 
             }
-            pushFollow(FOLLOW_ruleDefinitionList_in_entryRuleDefinitionList871);
+            pushFollow(FOLLOW_ruleDefinitionList_in_entryRuleDefinitionList931);
             ruleDefinitionList();
 
@@ -1355 +1446 @@
                after(grammarAccess.getDefinitionListRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleDefinitionList878); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 27, entryRuleDefinitionList_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleDefinitionList938); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 29, entryRuleDefinitionList_StartIndex); }
         }
         return ;
@@ -1373 +1464 @@
 
     // $ANTLR start "ruleDefinitionList"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:442:1: ruleDefinitionList : ( ( rule__DefinitionList__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:470:1: ruleDefinitionList : ( ( rule__DefinitionList__Group__0 ) ) ;
     public final void ruleDefinitionList() throws RecognitionException {
         int ruleDefinitionList_StartIndex = input.index();
@@ -1380 +1471 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 28) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:446:2: ( ( ( rule__DefinitionList__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:447:1: ( ( rule__DefinitionList__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:447:1: ( ( rule__DefinitionList__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:448:1: ( rule__DefinitionList__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 30) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:474:2: ( ( ( rule__DefinitionList__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:475:1: ( ( rule__DefinitionList__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:475:1: ( ( rule__DefinitionList__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:476:1: ( rule__DefinitionList__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getDefinitionListAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:449:1: ( rule__DefinitionList__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:449:2: rule__DefinitionList__Group__0
-            {
-            pushFollow(FOLLOW_rule__DefinitionList__Group__0_in_ruleDefinitionList904);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:477:1: ( rule__DefinitionList__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:477:2: rule__DefinitionList__Group__0
+            {
+            pushFollow(FOLLOW_rule__DefinitionList__Group__0_in_ruleDefinitionList964);
             rule__DefinitionList__Group__0();
 
@@ -1416 +1507 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 28, ruleDefinitionList_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 30, ruleDefinitionList_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1427 +1518 @@
 
     // $ANTLR start "entryRuleSingleDefinition"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:461:1: entryRuleSingleDefinition : ruleSingleDefinition EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:489:1: entryRuleSingleDefinition : ruleSingleDefinition EOF ;
     public final void entryRuleSingleDefinition() throws RecognitionException {
         int entryRuleSingleDefinition_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 29) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:462:1: ( ruleSingleDefinition EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:463:1: ruleSingleDefinition EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 31) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:490:1: ( ruleSingleDefinition EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:491:1: ruleSingleDefinition EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getSingleDefinitionRule()); 
             }
-            pushFollow(FOLLOW_ruleSingleDefinition_in_entryRuleSingleDefinition931);
+            pushFollow(FOLLOW_ruleSingleDefinition_in_entryRuleSingleDefinition991);
             ruleSingleDefinition();
 
@@ -1446 +1537 @@
                after(grammarAccess.getSingleDefinitionRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleSingleDefinition938); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 29, entryRuleSingleDefinition_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleSingleDefinition998); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 31, entryRuleSingleDefinition_StartIndex); }
         }
         return ;
@@ -1464 +1555 @@
 
     // $ANTLR start "ruleSingleDefinition"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:470:1: ruleSingleDefinition : ( ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:498:1: ruleSingleDefinition : ( ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* ) ) ;
     public final void ruleSingleDefinition() throws RecognitionException {
         int ruleSingleDefinition_StartIndex = input.index();
@@ -1471 +1562 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 30) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:474:2: ( ( ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:475:1: ( ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:475:1: ( ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:476:1: ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:476:1: ( ( rule__SingleDefinition__TermsAssignment ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:477:1: ( rule__SingleDefinition__TermsAssignment )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 32) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:502:2: ( ( ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:503:1: ( ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:503:1: ( ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:504:1: ( ( rule__SingleDefinition__TermsAssignment ) ) ( ( rule__SingleDefinition__TermsAssignment )* )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:504:1: ( ( rule__SingleDefinition__TermsAssignment ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:505:1: ( rule__SingleDefinition__TermsAssignment )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getSingleDefinitionAccess().getTermsAssignment()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:478:1: ( rule__SingleDefinition__TermsAssignment )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:478:2: rule__SingleDefinition__TermsAssignment
-            {
-            pushFollow(FOLLOW_rule__SingleDefinition__TermsAssignment_in_ruleSingleDefinition966);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:506:1: ( rule__SingleDefinition__TermsAssignment )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:506:2: rule__SingleDefinition__TermsAssignment
+            {
+            pushFollow(FOLLOW_rule__SingleDefinition__TermsAssignment_in_ruleSingleDefinition1026);
             rule__SingleDefinition__TermsAssignment();
 
@@ -1501 +1592 @@
             }
 
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:481:1: ( ( rule__SingleDefinition__TermsAssignment )* )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:482:1: ( rule__SingleDefinition__TermsAssignment )*
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:509:1: ( ( rule__SingleDefinition__TermsAssignment )* )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:510:1: ( rule__SingleDefinition__TermsAssignment )*
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getSingleDefinitionAccess().getTermsAssignment()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:483:1: ( rule__SingleDefinition__TermsAssignment )*
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:511:1: ( rule__SingleDefinition__TermsAssignment )*
             loop2:
             do {
@@ -1538 +1629 @@
                 switch (alt2) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:483:2: rule__SingleDefinition__TermsAssignment
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:511:2: rule__SingleDefinition__TermsAssignment
                     {
-                    pushFollow(FOLLOW_rule__SingleDefinition__TermsAssignment_in_ruleSingleDefinition978);
+                    pushFollow(FOLLOW_rule__SingleDefinition__TermsAssignment_in_ruleSingleDefinition1038);
                     rule__SingleDefinition__TermsAssignment();
 
@@ -1572 +1663 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 30, ruleSingleDefinition_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 32, ruleSingleDefinition_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1583 +1674 @@
 
     // $ANTLR start "entryRuleTerm"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:496:1: entryRuleTerm : ruleTerm EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:524:1: entryRuleTerm : ruleTerm EOF ;
     public final void entryRuleTerm() throws RecognitionException {
         int entryRuleTerm_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 31) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:497:1: ( ruleTerm EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:498:1: ruleTerm EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 33) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:525:1: ( ruleTerm EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:526:1: ruleTerm EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getTermRule()); 
             }
-            pushFollow(FOLLOW_ruleTerm_in_entryRuleTerm1008);
+            pushFollow(FOLLOW_ruleTerm_in_entryRuleTerm1068);
             ruleTerm();
 
@@ -1602 +1693 @@
                after(grammarAccess.getTermRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleTerm1015); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 31, entryRuleTerm_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleTerm1075); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 33, entryRuleTerm_StartIndex); }
         }
         return ;
@@ -1620 +1711 @@
 
     // $ANTLR start "ruleTerm"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:505:1: ruleTerm : ( ( rule__Term__Alternatives ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:533:1: ruleTerm : ( ( rule__Term__Alternatives ) ) ;
     public final void ruleTerm() throws RecognitionException {
         int ruleTerm_StartIndex = input.index();
@@ -1627 +1718 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 32) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:509:2: ( ( ( rule__Term__Alternatives ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:510:1: ( ( rule__Term__Alternatives ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:510:1: ( ( rule__Term__Alternatives ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:511:1: ( rule__Term__Alternatives )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 34) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:537:2: ( ( ( rule__Term__Alternatives ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:538:1: ( ( rule__Term__Alternatives ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:538:1: ( ( rule__Term__Alternatives ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:539:1: ( rule__Term__Alternatives )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getTermAccess().getAlternatives()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:512:1: ( rule__Term__Alternatives )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:512:2: rule__Term__Alternatives
-            {
-            pushFollow(FOLLOW_rule__Term__Alternatives_in_ruleTerm1041);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:540:1: ( rule__Term__Alternatives )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:540:2: rule__Term__Alternatives
+            {
+            pushFollow(FOLLOW_rule__Term__Alternatives_in_ruleTerm1101);
             rule__Term__Alternatives();
 
@@ -1663 +1754 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 32, ruleTerm_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 34, ruleTerm_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1674 +1765 @@
 
     // $ANTLR start "entryRuleAtom"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:524:1: entryRuleAtom : ruleAtom EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:552:1: entryRuleAtom : ruleAtom EOF ;
     public final void entryRuleAtom() throws RecognitionException {
         int entryRuleAtom_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 33) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:525:1: ( ruleAtom EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:526:1: ruleAtom EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 35) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:553:1: ( ruleAtom EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:554:1: ruleAtom EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getAtomRule()); 
             }
-            pushFollow(FOLLOW_ruleAtom_in_entryRuleAtom1068);
+            pushFollow(FOLLOW_ruleAtom_in_entryRuleAtom1128);
             ruleAtom();
 
@@ -1693 +1784 @@
                after(grammarAccess.getAtomRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleAtom1075); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 33, entryRuleAtom_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleAtom1135); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 35, entryRuleAtom_StartIndex); }
         }
         return ;
@@ -1711 +1802 @@
 
     // $ANTLR start "ruleAtom"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:533:1: ruleAtom : ( ( rule__Atom__Alternatives ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:561:1: ruleAtom : ( ( rule__Atom__Alternatives ) ) ;
     public final void ruleAtom() throws RecognitionException {
         int ruleAtom_StartIndex = input.index();
@@ -1718 +1809 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 34) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:537:2: ( ( ( rule__Atom__Alternatives ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:538:1: ( ( rule__Atom__Alternatives ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:538:1: ( ( rule__Atom__Alternatives ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:539:1: ( rule__Atom__Alternatives )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 36) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:565:2: ( ( ( rule__Atom__Alternatives ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:566:1: ( ( rule__Atom__Alternatives ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:566:1: ( ( rule__Atom__Alternatives ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:567:1: ( rule__Atom__Alternatives )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getAtomAccess().getAlternatives()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:540:1: ( rule__Atom__Alternatives )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:540:2: rule__Atom__Alternatives
-            {
-            pushFollow(FOLLOW_rule__Atom__Alternatives_in_ruleAtom1101);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:568:1: ( rule__Atom__Alternatives )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:568:2: rule__Atom__Alternatives
+            {
+            pushFollow(FOLLOW_rule__Atom__Alternatives_in_ruleAtom1161);
             rule__Atom__Alternatives();
 
@@ -1754 +1845 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 34, ruleAtom_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 36, ruleAtom_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1765 +1856 @@
 
     // $ANTLR start "entryRuleRuleReference"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:552:1: entryRuleRuleReference : ruleRuleReference EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:580:1: entryRuleRuleReference : ruleRuleReference EOF ;
     public final void entryRuleRuleReference() throws RecognitionException {
         int entryRuleRuleReference_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 35) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:553:1: ( ruleRuleReference EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:554:1: ruleRuleReference EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 37) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:581:1: ( ruleRuleReference EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:582:1: ruleRuleReference EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRuleReferenceRule()); 
             }
-            pushFollow(FOLLOW_ruleRuleReference_in_entryRuleRuleReference1128);
+            pushFollow(FOLLOW_ruleRuleReference_in_entryRuleRuleReference1188);
             ruleRuleReference();
 
@@ -1784 +1875 @@
                after(grammarAccess.getRuleReferenceRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleRuleReference1135); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 35, entryRuleRuleReference_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleRuleReference1195); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 37, entryRuleRuleReference_StartIndex); }
         }
         return ;
@@ -1802 +1893 @@
 
     // $ANTLR start "ruleRuleReference"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:561:1: ruleRuleReference : ( ( rule__RuleReference__RulerefAssignment ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:589:1: ruleRuleReference : ( ( rule__RuleReference__RulerefAssignment ) ) ;
     public final void ruleRuleReference() throws RecognitionException {
         int ruleRuleReference_StartIndex = input.index();
@@ -1809 +1900 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 36) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:565:2: ( ( ( rule__RuleReference__RulerefAssignment ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:566:1: ( ( rule__RuleReference__RulerefAssignment ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:566:1: ( ( rule__RuleReference__RulerefAssignment ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:567:1: ( rule__RuleReference__RulerefAssignment )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 38) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:593:2: ( ( ( rule__RuleReference__RulerefAssignment ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:594:1: ( ( rule__RuleReference__RulerefAssignment ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:594:1: ( ( rule__RuleReference__RulerefAssignment ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:595:1: ( rule__RuleReference__RulerefAssignment )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRuleReferenceAccess().getRulerefAssignment()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:568:1: ( rule__RuleReference__RulerefAssignment )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:568:2: rule__RuleReference__RulerefAssignment
-            {
-            pushFollow(FOLLOW_rule__RuleReference__RulerefAssignment_in_ruleRuleReference1161);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:596:1: ( rule__RuleReference__RulerefAssignment )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:596:2: rule__RuleReference__RulerefAssignment
+            {
+            pushFollow(FOLLOW_rule__RuleReference__RulerefAssignment_in_ruleRuleReference1221);
             rule__RuleReference__RulerefAssignment();
 
@@ -1845 +1936 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 36, ruleRuleReference_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 38, ruleRuleReference_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1856 +1947 @@
 
     // $ANTLR start "entryRuleStringRule"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:580:1: entryRuleStringRule : ruleStringRule EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:608:1: entryRuleStringRule : ruleStringRule EOF ;
     public final void entryRuleStringRule() throws RecognitionException {
         int entryRuleStringRule_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 37) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:581:1: ( ruleStringRule EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:582:1: ruleStringRule EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 39) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:609:1: ( ruleStringRule EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:610:1: ruleStringRule EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getStringRuleRule()); 
             }
-            pushFollow(FOLLOW_ruleStringRule_in_entryRuleStringRule1188);
+            pushFollow(FOLLOW_ruleStringRule_in_entryRuleStringRule1248);
             ruleStringRule();
 
@@ -1875 +1966 @@
                after(grammarAccess.getStringRuleRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleStringRule1195); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 37, entryRuleStringRule_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleStringRule1255); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 39, entryRuleStringRule_StartIndex); }
         }
         return ;
@@ -1893 +1984 @@
 
     // $ANTLR start "ruleStringRule"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:589:1: ruleStringRule : ( ( rule__StringRule__Alternatives ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:617:1: ruleStringRule : ( ( rule__StringRule__Alternatives ) ) ;
     public final void ruleStringRule() throws RecognitionException {
         int ruleStringRule_StartIndex = input.index();
@@ -1900 +1991 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 38) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:593:2: ( ( ( rule__StringRule__Alternatives ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:594:1: ( ( rule__StringRule__Alternatives ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:594:1: ( ( rule__StringRule__Alternatives ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:595:1: ( rule__StringRule__Alternatives )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 40) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:621:2: ( ( ( rule__StringRule__Alternatives ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:622:1: ( ( rule__StringRule__Alternatives ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:622:1: ( ( rule__StringRule__Alternatives ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:623:1: ( rule__StringRule__Alternatives )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getStringRuleAccess().getAlternatives()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:596:1: ( rule__StringRule__Alternatives )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:596:2: rule__StringRule__Alternatives
-            {
-            pushFollow(FOLLOW_rule__StringRule__Alternatives_in_ruleStringRule1221);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:624:1: ( rule__StringRule__Alternatives )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:624:2: rule__StringRule__Alternatives
+            {
+            pushFollow(FOLLOW_rule__StringRule__Alternatives_in_ruleStringRule1281);
             rule__StringRule__Alternatives();
 
@@ -1936 +2027 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 38, ruleStringRule_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 40, ruleStringRule_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -1947 +2038 @@
 
     // $ANTLR start "entryRuleGroupedSequence"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:608:1: entryRuleGroupedSequence : ruleGroupedSequence EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:636:1: entryRuleGroupedSequence : ruleGroupedSequence EOF ;
     public final void entryRuleGroupedSequence() throws RecognitionException {
         int entryRuleGroupedSequence_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 39) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:609:1: ( ruleGroupedSequence EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:610:1: ruleGroupedSequence EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 41) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:637:1: ( ruleGroupedSequence EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:638:1: ruleGroupedSequence EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getGroupedSequenceRule()); 
             }
-            pushFollow(FOLLOW_ruleGroupedSequence_in_entryRuleGroupedSequence1248);
+            pushFollow(FOLLOW_ruleGroupedSequence_in_entryRuleGroupedSequence1308);
             ruleGroupedSequence();
 
@@ -1966 +2057 @@
                after(grammarAccess.getGroupedSequenceRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleGroupedSequence1255); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 39, entryRuleGroupedSequence_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleGroupedSequence1315); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 41, entryRuleGroupedSequence_StartIndex); }
         }
         return ;
@@ -1984 +2075 @@
 
     // $ANTLR start "ruleGroupedSequence"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:617:1: ruleGroupedSequence : ( ( rule__GroupedSequence__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:645:1: ruleGroupedSequence : ( ( rule__GroupedSequence__Group__0 ) ) ;
     public final void ruleGroupedSequence() throws RecognitionException {
         int ruleGroupedSequence_StartIndex = input.index();
@@ -1991 +2082 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 40) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:621:2: ( ( ( rule__GroupedSequence__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:622:1: ( ( rule__GroupedSequence__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:622:1: ( ( rule__GroupedSequence__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:623:1: ( rule__GroupedSequence__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 42) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:649:2: ( ( ( rule__GroupedSequence__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:650:1: ( ( rule__GroupedSequence__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:650:1: ( ( rule__GroupedSequence__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:651:1: ( rule__GroupedSequence__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getGroupedSequenceAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:624:1: ( rule__GroupedSequence__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:624:2: rule__GroupedSequence__Group__0
-            {
-            pushFollow(FOLLOW_rule__GroupedSequence__Group__0_in_ruleGroupedSequence1281);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:652:1: ( rule__GroupedSequence__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:652:2: rule__GroupedSequence__Group__0
+            {
+            pushFollow(FOLLOW_rule__GroupedSequence__Group__0_in_ruleGroupedSequence1341);
             rule__GroupedSequence__Group__0();
 
@@ -2027 +2118 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 40, ruleGroupedSequence_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 42, ruleGroupedSequence_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -2038 +2129 @@
 
     // $ANTLR start "entryRuleOptionalSequence"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:636:1: entryRuleOptionalSequence : ruleOptionalSequence EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:664:1: entryRuleOptionalSequence : ruleOptionalSequence EOF ;
     public final void entryRuleOptionalSequence() throws RecognitionException {
         int entryRuleOptionalSequence_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 41) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:637:1: ( ruleOptionalSequence EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:638:1: ruleOptionalSequence EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 43) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:665:1: ( ruleOptionalSequence EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:666:1: ruleOptionalSequence EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getOptionalSequenceRule()); 
             }
-            pushFollow(FOLLOW_ruleOptionalSequence_in_entryRuleOptionalSequence1308);
+            pushFollow(FOLLOW_ruleOptionalSequence_in_entryRuleOptionalSequence1368);
             ruleOptionalSequence();
 
@@ -2057 +2148 @@
                after(grammarAccess.getOptionalSequenceRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleOptionalSequence1315); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 41, entryRuleOptionalSequence_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleOptionalSequence1375); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 43, entryRuleOptionalSequence_StartIndex); }
         }
         return ;
@@ -2075 +2166 @@
 
     // $ANTLR start "ruleOptionalSequence"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:645:1: ruleOptionalSequence : ( ( rule__OptionalSequence__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:673:1: ruleOptionalSequence : ( ( rule__OptionalSequence__Group__0 ) ) ;
     public final void ruleOptionalSequence() throws RecognitionException {
         int ruleOptionalSequence_StartIndex = input.index();
@@ -2082 +2173 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 42) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:649:2: ( ( ( rule__OptionalSequence__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:650:1: ( ( rule__OptionalSequence__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:650:1: ( ( rule__OptionalSequence__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:651:1: ( rule__OptionalSequence__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 44) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:677:2: ( ( ( rule__OptionalSequence__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:678:1: ( ( rule__OptionalSequence__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:678:1: ( ( rule__OptionalSequence__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:679:1: ( rule__OptionalSequence__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getOptionalSequenceAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:652:1: ( rule__OptionalSequence__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:652:2: rule__OptionalSequence__Group__0
-            {
-            pushFollow(FOLLOW_rule__OptionalSequence__Group__0_in_ruleOptionalSequence1341);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:680:1: ( rule__OptionalSequence__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:680:2: rule__OptionalSequence__Group__0
+            {
+            pushFollow(FOLLOW_rule__OptionalSequence__Group__0_in_ruleOptionalSequence1401);
             rule__OptionalSequence__Group__0();
 
@@ -2118 +2209 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 42, ruleOptionalSequence_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 44, ruleOptionalSequence_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -2129 +2220 @@
 
     // $ANTLR start "entryRuleRepeatedSequence"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:664:1: entryRuleRepeatedSequence : ruleRepeatedSequence EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:692:1: entryRuleRepeatedSequence : ruleRepeatedSequence EOF ;
     public final void entryRuleRepeatedSequence() throws RecognitionException {
         int entryRuleRepeatedSequence_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 43) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:665:1: ( ruleRepeatedSequence EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:666:1: ruleRepeatedSequence EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 45) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:693:1: ( ruleRepeatedSequence EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:694:1: ruleRepeatedSequence EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRepeatedSequenceRule()); 
             }
-            pushFollow(FOLLOW_ruleRepeatedSequence_in_entryRuleRepeatedSequence1368);
+            pushFollow(FOLLOW_ruleRepeatedSequence_in_entryRuleRepeatedSequence1428);
             ruleRepeatedSequence();
 
@@ -2148 +2239 @@
                after(grammarAccess.getRepeatedSequenceRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleRepeatedSequence1375); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 43, entryRuleRepeatedSequence_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleRepeatedSequence1435); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 45, entryRuleRepeatedSequence_StartIndex); }
         }
         return ;
@@ -2166 +2257 @@
 
     // $ANTLR start "ruleRepeatedSequence"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:673:1: ruleRepeatedSequence : ( ( rule__RepeatedSequence__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:701:1: ruleRepeatedSequence : ( ( rule__RepeatedSequence__Group__0 ) ) ;
     public final void ruleRepeatedSequence() throws RecognitionException {
         int ruleRepeatedSequence_StartIndex = input.index();
@@ -2173 +2264 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 44) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:677:2: ( ( ( rule__RepeatedSequence__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:678:1: ( ( rule__RepeatedSequence__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:678:1: ( ( rule__RepeatedSequence__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:679:1: ( rule__RepeatedSequence__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 46) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:705:2: ( ( ( rule__RepeatedSequence__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:706:1: ( ( rule__RepeatedSequence__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:706:1: ( ( rule__RepeatedSequence__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:707:1: ( rule__RepeatedSequence__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRepeatedSequenceAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:680:1: ( rule__RepeatedSequence__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:680:2: rule__RepeatedSequence__Group__0
-            {
-            pushFollow(FOLLOW_rule__RepeatedSequence__Group__0_in_ruleRepeatedSequence1401);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:708:1: ( rule__RepeatedSequence__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:708:2: rule__RepeatedSequence__Group__0
+            {
+            pushFollow(FOLLOW_rule__RepeatedSequence__Group__0_in_ruleRepeatedSequence1461);
             rule__RepeatedSequence__Group__0();
 
@@ -2209 +2300 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 44, ruleRepeatedSequence_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 46, ruleRepeatedSequence_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -2220 +2311 @@
 
     // $ANTLR start "entryRuleRepeatRange"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:692:1: entryRuleRepeatRange : ruleRepeatRange EOF ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:720:1: entryRuleRepeatRange : ruleRepeatRange EOF ;
     public final void entryRuleRepeatRange() throws RecognitionException {
         int entryRuleRepeatRange_StartIndex = input.index();
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 45) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:693:1: ( ruleRepeatRange EOF )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:694:1: ruleRepeatRange EOF
+            if ( state.backtracking>0 && alreadyParsedRule(input, 47) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:721:1: ( ruleRepeatRange EOF )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:722:1: ruleRepeatRange EOF
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRepeatRangeRule()); 
             }
-            pushFollow(FOLLOW_ruleRepeatRange_in_entryRuleRepeatRange1428);
+            pushFollow(FOLLOW_ruleRepeatRange_in_entryRuleRepeatRange1488);
             ruleRepeatRange();
 
@@ -2239 +2330 @@
                after(grammarAccess.getRepeatRangeRule()); 
             }
-            match(input,EOF,FOLLOW_EOF_in_entryRuleRepeatRange1435); if (state.failed) return ;
-
-            }
-
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 45, entryRuleRepeatRange_StartIndex); }
+            match(input,EOF,FOLLOW_EOF_in_entryRuleRepeatRange1495); if (state.failed) return ;
+
+            }
+
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 47, entryRuleRepeatRange_StartIndex); }
         }
         return ;
@@ -2257 +2348 @@
 
     // $ANTLR start "ruleRepeatRange"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:701:1: ruleRepeatRange : ( ( rule__RepeatRange__Group__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:729:1: ruleRepeatRange : ( ( rule__RepeatRange__Group__0 ) ) ;
     public final void ruleRepeatRange() throws RecognitionException {
         int ruleRepeatRange_StartIndex = input.index();
@@ -2264 +2355 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 46) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:705:2: ( ( ( rule__RepeatRange__Group__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:706:1: ( ( rule__RepeatRange__Group__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:706:1: ( ( rule__RepeatRange__Group__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:707:1: ( rule__RepeatRange__Group__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 48) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:733:2: ( ( ( rule__RepeatRange__Group__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:734:1: ( ( rule__RepeatRange__Group__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:734:1: ( ( rule__RepeatRange__Group__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:735:1: ( rule__RepeatRange__Group__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getRepeatRangeAccess().getGroup()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:708:1: ( rule__RepeatRange__Group__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:708:2: rule__RepeatRange__Group__0
-            {
-            pushFollow(FOLLOW_rule__RepeatRange__Group__0_in_ruleRepeatRange1461);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:736:1: ( rule__RepeatRange__Group__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:736:2: rule__RepeatRange__Group__0
+            {
+            pushFollow(FOLLOW_rule__RepeatRange__Group__0_in_ruleRepeatRange1521);
             rule__RepeatRange__Group__0();
 
@@ -2300 +2391 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 46, ruleRepeatRange_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 48, ruleRepeatRange_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -2311 +2402 @@
 
     // $ANTLR start "rule__EtsiBnf__Alternatives"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:720:1: rule__EtsiBnf__Alternatives : ( ( ( rule__EtsiBnf__Group_0__0 ) ) | ( ( rule__EtsiBnf__Group_1__0 ) ) | ( ( rule__EtsiBnf__Group_2__0 ) ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:748:1: rule__EtsiBnf__Alternatives : ( ( ( rule__EtsiBnf__Group_0__0 ) ) | ( ( rule__EtsiBnf__Group_1__0 ) ) | ( ( rule__EtsiBnf__Group_2__0 ) ) );
     public final void rule__EtsiBnf__Alternatives() throws RecognitionException {
         int rule__EtsiBnf__Alternatives_StartIndex = input.index();
@@ -2318 +2409 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 47) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:724:1: ( ( ( rule__EtsiBnf__Group_0__0 ) ) | ( ( rule__EtsiBnf__Group_1__0 ) ) | ( ( rule__EtsiBnf__Group_2__0 ) ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 49) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:752:1: ( ( ( rule__EtsiBnf__Group_0__0 ) ) | ( ( rule__EtsiBnf__Group_1__0 ) ) | ( ( rule__EtsiBnf__Group_2__0 ) ) )
             int alt3=3;
             switch ( input.LA(1) ) {
@@ -2347 +2438 @@
             switch (alt3) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:725:1: ( ( rule__EtsiBnf__Group_0__0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:753:1: ( ( rule__EtsiBnf__Group_0__0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:725:1: ( ( rule__EtsiBnf__Group_0__0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:726:1: ( rule__EtsiBnf__Group_0__0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:753:1: ( ( rule__EtsiBnf__Group_0__0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:754:1: ( rule__EtsiBnf__Group_0__0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getEtsiBnfAccess().getGroup_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:727:1: ( rule__EtsiBnf__Group_0__0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:727:2: rule__EtsiBnf__Group_0__0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:755:1: ( rule__EtsiBnf__Group_0__0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:755:2: rule__EtsiBnf__Group_0__0
                     {
-                    pushFollow(FOLLOW_rule__EtsiBnf__Group_0__0_in_rule__EtsiBnf__Alternatives1497);
+                    pushFollow(FOLLOW_rule__EtsiBnf__Group_0__0_in_rule__EtsiBnf__Alternatives1557);
                     rule__EtsiBnf__Group_0__0();
 
@@ -2376 +2467 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:731:6: ( ( rule__EtsiBnf__Group_1__0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:759:6: ( ( rule__EtsiBnf__Group_1__0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:731:6: ( ( rule__EtsiBnf__Group_1__0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:732:1: ( rule__EtsiBnf__Group_1__0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:759:6: ( ( rule__EtsiBnf__Group_1__0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:760:1: ( rule__EtsiBnf__Group_1__0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getEtsiBnfAccess().getGroup_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:733:1: ( rule__EtsiBnf__Group_1__0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:733:2: rule__EtsiBnf__Group_1__0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:761:1: ( rule__EtsiBnf__Group_1__0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:761:2: rule__EtsiBnf__Group_1__0
                     {
-                    pushFollow(FOLLOW_rule__EtsiBnf__Group_1__0_in_rule__EtsiBnf__Alternatives1515);
+                    pushFollow(FOLLOW_rule__EtsiBnf__Group_1__0_in_rule__EtsiBnf__Alternatives1575);
                     rule__EtsiBnf__Group_1__0();
 
@@ -2405 +2496 @@
                     break;
                 case 3 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:737:6: ( ( rule__EtsiBnf__Group_2__0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:765:6: ( ( rule__EtsiBnf__Group_2__0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:737:6: ( ( rule__EtsiBnf__Group_2__0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:738:1: ( rule__EtsiBnf__Group_2__0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:765:6: ( ( rule__EtsiBnf__Group_2__0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:766:1: ( rule__EtsiBnf__Group_2__0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getEtsiBnfAccess().getGroup_2()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:739:1: ( rule__EtsiBnf__Group_2__0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:739:2: rule__EtsiBnf__Group_2__0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:767:1: ( rule__EtsiBnf__Group_2__0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:767:2: rule__EtsiBnf__Group_2__0
                     {
-                    pushFollow(FOLLOW_rule__EtsiBnf__Group_2__0_in_rule__EtsiBnf__Alternatives1533);
+                    pushFollow(FOLLOW_rule__EtsiBnf__Group_2__0_in_rule__EtsiBnf__Alternatives1593);
                     rule__EtsiBnf__Group_2__0();
 
@@ -2441 +2532 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 47, rule__EtsiBnf__Alternatives_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 49, rule__EtsiBnf__Alternatives_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -2452 +2543 @@
 
     // $ANTLR start "rule__BnfEntry__Alternatives"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:748:1: rule__BnfEntry__Alternatives : ( ( ( rule__BnfEntry__SectionheaderAssignment_0 ) ) | ( ( rule__BnfEntry__RuleAssignment_1 ) ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:776:1: rule__BnfEntry__Alternatives : ( ( ( rule__BnfEntry__SectionheaderAssignment_0 ) ) | ( ( rule__BnfEntry__RuleAssignment_1 ) ) | ( ( rule__BnfEntry__CommentAssignment_2 ) ) );
     public final void rule__BnfEntry__Alternatives() throws RecognitionException {
         int rule__BnfEntry__Alternatives_StartIndex = input.index();
@@ -2459 +2550 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 48) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:752:1: ( ( ( rule__BnfEntry__SectionheaderAssignment_0 ) ) | ( ( rule__BnfEntry__RuleAssignment_1 ) ) )
-            int alt4=2;
-            int LA4_0 = input.LA(1);
-
-            if ( (LA4_0==RULE_SECTIONHEADER) ) {
+            if ( state.backtracking>0 && alreadyParsedRule(input, 50) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:780:1: ( ( ( rule__BnfEntry__SectionheaderAssignment_0 ) ) | ( ( rule__BnfEntry__RuleAssignment_1 ) ) | ( ( rule__BnfEntry__CommentAssignment_2 ) ) )
+            int alt4=3;
+            switch ( input.LA(1) ) {
+            case RULE_SECTIONHEADER:
+                {
                 alt4=1;
-            }
-            else if ( (LA4_0==RULE_ID||LA4_0==RULE_INT) ) {
+                }
+                break;
+            case RULE_ID:
+            case RULE_INT:
+                {
                 alt4=2;
-            }
-            else {
+                }
+                break;
+            case RULE_ML_COMMENT:
+                {
+                alt4=3;
+                }
+                break;
+            default:
                 if (state.backtracking>0) {state.failed=true; return ;}
                 NoViableAltException nvae =
@@ -2477 +2577 @@
                 throw nvae;
             }
+
             switch (alt4) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:753:1: ( ( rule__BnfEntry__SectionheaderAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:781:1: ( ( rule__BnfEntry__SectionheaderAssignment_0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:753:1: ( ( rule__BnfEntry__SectionheaderAssignment_0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:754:1: ( rule__BnfEntry__SectionheaderAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:781:1: ( ( rule__BnfEntry__SectionheaderAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:782:1: ( rule__BnfEntry__SectionheaderAssignment_0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getBnfEntryAccess().getSectionheaderAssignment_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:755:1: ( rule__BnfEntry__SectionheaderAssignment_0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:755:2: rule__BnfEntry__SectionheaderAssignment_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:783:1: ( rule__BnfEntry__SectionheaderAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:783:2: rule__BnfEntry__SectionheaderAssignment_0
                     {
-                    pushFollow(FOLLOW_rule__BnfEntry__SectionheaderAssignment_0_in_rule__BnfEntry__Alternatives1566);
+                    pushFollow(FOLLOW_rule__BnfEntry__SectionheaderAssignment_0_in_rule__BnfEntry__Alternatives1626);
                     rule__BnfEntry__SectionheaderAssignment_0();
 
@@ -2508 +2609 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:759:6: ( ( rule__BnfEntry__RuleAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:787:6: ( ( rule__BnfEntry__RuleAssignment_1 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:759:6: ( ( rule__BnfEntry__RuleAssignment_1 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:760:1: ( rule__BnfEntry__RuleAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:787:6: ( ( rule__BnfEntry__RuleAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:788:1: ( rule__BnfEntry__RuleAssignment_1 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getBnfEntryAccess().getRuleAssignment_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:761:1: ( rule__BnfEntry__RuleAssignment_1 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:761:2: rule__BnfEntry__RuleAssignment_1
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:789:1: ( rule__BnfEntry__RuleAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:789:2: rule__BnfEntry__RuleAssignment_1
                     {
-                    pushFollow(FOLLOW_rule__BnfEntry__RuleAssignment_1_in_rule__BnfEntry__Alternatives1584);
+                    pushFollow(FOLLOW_rule__BnfEntry__RuleAssignment_1_in_rule__BnfEntry__Alternatives1644);
                     rule__BnfEntry__RuleAssignment_1();
 
@@ -2536 +2637 @@
                     }
                     break;
-
-            }
-        }
-        catch (RecognitionException re) {
-            reportError(re);
-            recover(input,re);
-        }
-        finally {
-            if ( state.backtracking>0 ) { memoize(input, 48, rule__BnfEntry__Alternatives_StartIndex); }
+                case 3 :
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:793:6: ( ( rule__BnfEntry__CommentAssignment_2 ) )
+                    {
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:793:6: ( ( rule__BnfEntry__CommentAssignment_2 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:794:1: ( rule__BnfEntry__CommentAssignment_2 )
+                    {
+                    if ( state.backtracking==0 ) {
+                       before(grammarAccess.getBnfEntryAccess().getCommentAssignment_2()); 
+                    }
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:795:1: ( rule__BnfEntry__CommentAssignment_2 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:795:2: rule__BnfEntry__CommentAssignment_2
+                    {
+                    pushFollow(FOLLOW_rule__BnfEntry__CommentAssignment_2_in_rule__BnfEntry__Alternatives1662);
+                    rule__BnfEntry__CommentAssignment_2();
+
+                    state._fsp--;
+                    if (state.failed) return ;
+
+                    }
+
+                    if ( state.backtracking==0 ) {
+                       after(grammarAccess.getBnfEntryAccess().getCommentAssignment_2()); 
+                    }
+
+                    }
+
+
+                    }
+                    break;
+
+            }
+        }
+        catch (RecognitionException re) {
+            reportError(re);
+            recover(input,re);
+        }
+        finally {
+            if ( state.backtracking>0 ) { memoize(input, 50, rule__BnfEntry__Alternatives_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -2555 +2685 @@
 
     // $ANTLR start "rule__DeltaEntry__Alternatives"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:770:1: rule__DeltaEntry__Alternatives : ( ( ( rule__DeltaEntry__RuleAssignment_0 ) ) | ( ( rule__DeltaEntry__SectionheaderAssignment_1 ) ) | ( ( rule__DeltaEntry__ExtRuleAssignment_2 ) ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:804:1: rule__DeltaEntry__Alternatives : ( ( ( rule__DeltaEntry__RuleAssignment_0 ) ) | ( ( rule__DeltaEntry__SectionheaderAssignment_1 ) ) | ( ( rule__DeltaEntry__ExtRuleAssignment_2 ) ) );
     public final void rule__DeltaEntry__Alternatives() throws RecognitionException {
         int rule__DeltaEntry__Alternatives_StartIndex = input.index();
@@ -2562 +2692 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 49) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:774:1: ( ( ( rule__DeltaEntry__RuleAssignment_0 ) ) | ( ( rule__DeltaEntry__SectionheaderAssignment_1 ) ) | ( ( rule__DeltaEntry__ExtRuleAssignment_2 ) ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 51) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:808:1: ( ( ( rule__DeltaEntry__RuleAssignment_0 ) ) | ( ( rule__DeltaEntry__SectionheaderAssignment_1 ) ) | ( ( rule__DeltaEntry__ExtRuleAssignment_2 ) ) )
             int alt5=3;
             switch ( input.LA(1) ) {
@@ -2680 +2810 @@
             switch (alt5) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:775:1: ( ( rule__DeltaEntry__RuleAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:809:1: ( ( rule__DeltaEntry__RuleAssignment_0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:775:1: ( ( rule__DeltaEntry__RuleAssignment_0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:776:1: ( rule__DeltaEntry__RuleAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:809:1: ( ( rule__DeltaEntry__RuleAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:810:1: ( rule__DeltaEntry__RuleAssignment_0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getDeltaEntryAccess().getRuleAssignment_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:777:1: ( rule__DeltaEntry__RuleAssignment_0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:777:2: rule__DeltaEntry__RuleAssignment_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:811:1: ( rule__DeltaEntry__RuleAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:811:2: rule__DeltaEntry__RuleAssignment_0
                     {
-                    pushFollow(FOLLOW_rule__DeltaEntry__RuleAssignment_0_in_rule__DeltaEntry__Alternatives1617);
+                    pushFollow(FOLLOW_rule__DeltaEntry__RuleAssignment_0_in_rule__DeltaEntry__Alternatives1695);
                     rule__DeltaEntry__RuleAssignment_0();
 
@@ -2709 +2839 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:781:6: ( ( rule__DeltaEntry__SectionheaderAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:815:6: ( ( rule__DeltaEntry__SectionheaderAssignment_1 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:781:6: ( ( rule__DeltaEntry__SectionheaderAssignment_1 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:782:1: ( rule__DeltaEntry__SectionheaderAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:815:6: ( ( rule__DeltaEntry__SectionheaderAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:816:1: ( rule__DeltaEntry__SectionheaderAssignment_1 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getDeltaEntryAccess().getSectionheaderAssignment_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:783:1: ( rule__DeltaEntry__SectionheaderAssignment_1 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:783:2: rule__DeltaEntry__SectionheaderAssignment_1
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:817:1: ( rule__DeltaEntry__SectionheaderAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:817:2: rule__DeltaEntry__SectionheaderAssignment_1
                     {
-                    pushFollow(FOLLOW_rule__DeltaEntry__SectionheaderAssignment_1_in_rule__DeltaEntry__Alternatives1635);
+                    pushFollow(FOLLOW_rule__DeltaEntry__SectionheaderAssignment_1_in_rule__DeltaEntry__Alternatives1713);
                     rule__DeltaEntry__SectionheaderAssignment_1();
 
@@ -2738 +2868 @@
                     break;
                 case 3 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:787:6: ( ( rule__DeltaEntry__ExtRuleAssignment_2 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:821:6: ( ( rule__DeltaEntry__ExtRuleAssignment_2 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:787:6: ( ( rule__DeltaEntry__ExtRuleAssignment_2 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:788:1: ( rule__DeltaEntry__ExtRuleAssignment_2 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:821:6: ( ( rule__DeltaEntry__ExtRuleAssignment_2 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:822:1: ( rule__DeltaEntry__ExtRuleAssignment_2 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getDeltaEntryAccess().getExtRuleAssignment_2()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:789:1: ( rule__DeltaEntry__ExtRuleAssignment_2 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:789:2: rule__DeltaEntry__ExtRuleAssignment_2
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:823:1: ( rule__DeltaEntry__ExtRuleAssignment_2 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:823:2: rule__DeltaEntry__ExtRuleAssignment_2
                     {
-                    pushFollow(FOLLOW_rule__DeltaEntry__ExtRuleAssignment_2_in_rule__DeltaEntry__Alternatives1653);
+                    pushFollow(FOLLOW_rule__DeltaEntry__ExtRuleAssignment_2_in_rule__DeltaEntry__Alternatives1731);
                     rule__DeltaEntry__ExtRuleAssignment_2();
 
@@ -2774 +2904 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 49, rule__DeltaEntry__Alternatives_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 51, rule__DeltaEntry__Alternatives_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -2785 +2915 @@
 
     // $ANTLR start "rule__MergeEntry__Alternatives"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:798:1: rule__MergeEntry__Alternatives : ( ( ( rule__MergeEntry__SectionheaderAssignment_0 ) ) | ( ( rule__MergeEntry__MergeRuleAssignment_1 ) ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:832:1: rule__MergeEntry__Alternatives : ( ( ( rule__MergeEntry__SectionheaderAssignment_0 ) ) | ( ( rule__MergeEntry__MergeRuleAssignment_1 ) ) );
     public final void rule__MergeEntry__Alternatives() throws RecognitionException {
         int rule__MergeEntry__Alternatives_StartIndex = input.index();
@@ -2792 +2922 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 50) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:802:1: ( ( ( rule__MergeEntry__SectionheaderAssignment_0 ) ) | ( ( rule__MergeEntry__MergeRuleAssignment_1 ) ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 52) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:836:1: ( ( ( rule__MergeEntry__SectionheaderAssignment_0 ) ) | ( ( rule__MergeEntry__MergeRuleAssignment_1 ) ) )
             int alt6=2;
             int LA6_0 = input.LA(1);
@@ -2812 +2942 @@
             switch (alt6) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:803:1: ( ( rule__MergeEntry__SectionheaderAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:837:1: ( ( rule__MergeEntry__SectionheaderAssignment_0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:803:1: ( ( rule__MergeEntry__SectionheaderAssignment_0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:804:1: ( rule__MergeEntry__SectionheaderAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:837:1: ( ( rule__MergeEntry__SectionheaderAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:838:1: ( rule__MergeEntry__SectionheaderAssignment_0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getMergeEntryAccess().getSectionheaderAssignment_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:805:1: ( rule__MergeEntry__SectionheaderAssignment_0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:805:2: rule__MergeEntry__SectionheaderAssignment_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:839:1: ( rule__MergeEntry__SectionheaderAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:839:2: rule__MergeEntry__SectionheaderAssignment_0
                     {
-                    pushFollow(FOLLOW_rule__MergeEntry__SectionheaderAssignment_0_in_rule__MergeEntry__Alternatives1686);
+                    pushFollow(FOLLOW_rule__MergeEntry__SectionheaderAssignment_0_in_rule__MergeEntry__Alternatives1764);
                     rule__MergeEntry__SectionheaderAssignment_0();
 
@@ -2841 +2971 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:809:6: ( ( rule__MergeEntry__MergeRuleAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:843:6: ( ( rule__MergeEntry__MergeRuleAssignment_1 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:809:6: ( ( rule__MergeEntry__MergeRuleAssignment_1 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:810:1: ( rule__MergeEntry__MergeRuleAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:843:6: ( ( rule__MergeEntry__MergeRuleAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:844:1: ( rule__MergeEntry__MergeRuleAssignment_1 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getMergeEntryAccess().getMergeRuleAssignment_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:811:1: ( rule__MergeEntry__MergeRuleAssignment_1 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:811:2: rule__MergeEntry__MergeRuleAssignment_1
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:845:1: ( rule__MergeEntry__MergeRuleAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:845:2: rule__MergeEntry__MergeRuleAssignment_1
                     {
-                    pushFollow(FOLLOW_rule__MergeEntry__MergeRuleAssignment_1_in_rule__MergeEntry__Alternatives1704);
+                    pushFollow(FOLLOW_rule__MergeEntry__MergeRuleAssignment_1_in_rule__MergeEntry__Alternatives1782);
                     rule__MergeEntry__MergeRuleAssignment_1();
 
@@ -2877 +3007 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 50, rule__MergeEntry__Alternatives_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 52, rule__MergeEntry__Alternatives_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -2888 +3018 @@
 
     // $ANTLR start "rule__Import__Alternatives_2_1"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:820:1: rule__Import__Alternatives_2_1 : ( ( ( rule__Import__GrammarTypeAssignment_2_1_0 ) ) | ( ( rule__Import__GrammarTypeAssignment_2_1_1 ) ) | ( ( rule__Import__GrammarTypeAssignment_2_1_2 ) ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:854:1: rule__Import__Alternatives_2_1 : ( ( ( rule__Import__GrammarTypeAssignment_2_1_0 ) ) | ( ( rule__Import__GrammarTypeAssignment_2_1_1 ) ) | ( ( rule__Import__GrammarTypeAssignment_2_1_2 ) ) );
     public final void rule__Import__Alternatives_2_1() throws RecognitionException {
         int rule__Import__Alternatives_2_1_StartIndex = input.index();
@@ -2895 +3025 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 51) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:824:1: ( ( ( rule__Import__GrammarTypeAssignment_2_1_0 ) ) | ( ( rule__Import__GrammarTypeAssignment_2_1_1 ) ) | ( ( rule__Import__GrammarTypeAssignment_2_1_2 ) ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 53) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:858:1: ( ( ( rule__Import__GrammarTypeAssignment_2_1_0 ) ) | ( ( rule__Import__GrammarTypeAssignment_2_1_1 ) ) | ( ( rule__Import__GrammarTypeAssignment_2_1_2 ) ) )
             int alt7=3;
             switch ( input.LA(1) ) {
@@ -2924 +3054 @@
             switch (alt7) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:825:1: ( ( rule__Import__GrammarTypeAssignment_2_1_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:859:1: ( ( rule__Import__GrammarTypeAssignment_2_1_0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:825:1: ( ( rule__Import__GrammarTypeAssignment_2_1_0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:826:1: ( rule__Import__GrammarTypeAssignment_2_1_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:859:1: ( ( rule__Import__GrammarTypeAssignment_2_1_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:860:1: ( rule__Import__GrammarTypeAssignment_2_1_0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getImportAccess().getGrammarTypeAssignment_2_1_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:827:1: ( rule__Import__GrammarTypeAssignment_2_1_0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:827:2: rule__Import__GrammarTypeAssignment_2_1_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:861:1: ( rule__Import__GrammarTypeAssignment_2_1_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:861:2: rule__Import__GrammarTypeAssignment_2_1_0
                     {
-                    pushFollow(FOLLOW_rule__Import__GrammarTypeAssignment_2_1_0_in_rule__Import__Alternatives_2_11737);
+                    pushFollow(FOLLOW_rule__Import__GrammarTypeAssignment_2_1_0_in_rule__Import__Alternatives_2_11815);
                     rule__Import__GrammarTypeAssignment_2_1_0();
 
@@ -2953 +3083 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:831:6: ( ( rule__Import__GrammarTypeAssignment_2_1_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:865:6: ( ( rule__Import__GrammarTypeAssignment_2_1_1 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:831:6: ( ( rule__Import__GrammarTypeAssignment_2_1_1 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:832:1: ( rule__Import__GrammarTypeAssignment_2_1_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:865:6: ( ( rule__Import__GrammarTypeAssignment_2_1_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:866:1: ( rule__Import__GrammarTypeAssignment_2_1_1 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getImportAccess().getGrammarTypeAssignment_2_1_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:833:1: ( rule__Import__GrammarTypeAssignment_2_1_1 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:833:2: rule__Import__GrammarTypeAssignment_2_1_1
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:867:1: ( rule__Import__GrammarTypeAssignment_2_1_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:867:2: rule__Import__GrammarTypeAssignment_2_1_1
                     {
-                    pushFollow(FOLLOW_rule__Import__GrammarTypeAssignment_2_1_1_in_rule__Import__Alternatives_2_11755);
+                    pushFollow(FOLLOW_rule__Import__GrammarTypeAssignment_2_1_1_in_rule__Import__Alternatives_2_11833);
                     rule__Import__GrammarTypeAssignment_2_1_1();
 
@@ -2982 +3112 @@
                     break;
                 case 3 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:837:6: ( ( rule__Import__GrammarTypeAssignment_2_1_2 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:871:6: ( ( rule__Import__GrammarTypeAssignment_2_1_2 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:837:6: ( ( rule__Import__GrammarTypeAssignment_2_1_2 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:838:1: ( rule__Import__GrammarTypeAssignment_2_1_2 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:871:6: ( ( rule__Import__GrammarTypeAssignment_2_1_2 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:872:1: ( rule__Import__GrammarTypeAssignment_2_1_2 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getImportAccess().getGrammarTypeAssignment_2_1_2()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:839:1: ( rule__Import__GrammarTypeAssignment_2_1_2 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:839:2: rule__Import__GrammarTypeAssignment_2_1_2
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:873:1: ( rule__Import__GrammarTypeAssignment_2_1_2 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:873:2: rule__Import__GrammarTypeAssignment_2_1_2
                     {
-                    pushFollow(FOLLOW_rule__Import__GrammarTypeAssignment_2_1_2_in_rule__Import__Alternatives_2_11773);
+                    pushFollow(FOLLOW_rule__Import__GrammarTypeAssignment_2_1_2_in_rule__Import__Alternatives_2_11851);
                     rule__Import__GrammarTypeAssignment_2_1_2();
 
@@ -3018 +3148 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 51, rule__Import__Alternatives_2_1_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 53, rule__Import__Alternatives_2_1_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -3029 +3159 @@
 
     // $ANTLR start "rule__ExtRule__Alternatives_4"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:848:1: rule__ExtRule__Alternatives_4 : ( ( ( rule__ExtRule__ElementsAssignment_4_0 ) ) | ( ')' ) | ( ']' ) | ( '}' ) | ( '|' ) | ( '(' ) | ( '[' ) | ( '{' ) | ( '*' ) | ( '+' ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:882:1: rule__ExtRule__Alternatives_4 : ( ( ( rule__ExtRule__ElementsAssignment_4_0 ) ) | ( ')' ) | ( ']' ) | ( '}' ) | ( '|' ) | ( '(' ) | ( '[' ) | ( '{' ) | ( '*' ) | ( '+' ) );
     public final void rule__ExtRule__Alternatives_4() throws RecognitionException {
         int rule__ExtRule__Alternatives_4_StartIndex = input.index();
@@ -3036 +3166 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 52) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:852:1: ( ( ( rule__ExtRule__ElementsAssignment_4_0 ) ) | ( ')' ) | ( ']' ) | ( '}' ) | ( '|' ) | ( '(' ) | ( '[' ) | ( '{' ) | ( '*' ) | ( '+' ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 54) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:886:1: ( ( ( rule__ExtRule__ElementsAssignment_4_0 ) ) | ( ')' ) | ( ']' ) | ( '}' ) | ( '|' ) | ( '(' ) | ( '[' ) | ( '{' ) | ( '*' ) | ( '+' ) )
             int alt8=10;
             switch ( input.LA(1) ) {
@@ -3102 +3232 @@
             switch (alt8) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:853:1: ( ( rule__ExtRule__ElementsAssignment_4_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:887:1: ( ( rule__ExtRule__ElementsAssignment_4_0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:853:1: ( ( rule__ExtRule__ElementsAssignment_4_0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:854:1: ( rule__ExtRule__ElementsAssignment_4_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:887:1: ( ( rule__ExtRule__ElementsAssignment_4_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:888:1: ( rule__ExtRule__ElementsAssignment_4_0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getElementsAssignment_4_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:855:1: ( rule__ExtRule__ElementsAssignment_4_0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:855:2: rule__ExtRule__ElementsAssignment_4_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:889:1: ( rule__ExtRule__ElementsAssignment_4_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:889:2: rule__ExtRule__ElementsAssignment_4_0
                     {
-                    pushFollow(FOLLOW_rule__ExtRule__ElementsAssignment_4_0_in_rule__ExtRule__Alternatives_41806);
+                    pushFollow(FOLLOW_rule__ExtRule__ElementsAssignment_4_0_in_rule__ExtRule__Alternatives_41884);
                     rule__ExtRule__ElementsAssignment_4_0();
 
@@ -3131 +3261 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:859:6: ( ')' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:893:6: ( ')' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:859:6: ( ')' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:860:1: ')'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:893:6: ( ')' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:894:1: ')'
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getRightParenthesisKeyword_4_1()); 
                     }
-                    match(input,13,FOLLOW_13_in_rule__ExtRule__Alternatives_41825); if (state.failed) return ;
+                    match(input,13,FOLLOW_13_in_rule__ExtRule__Alternatives_41903); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getRightParenthesisKeyword_4_1()); 
@@ -3150 +3280 @@
                     break;
                 case 3 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:867:6: ( ']' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:901:6: ( ']' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:867:6: ( ']' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:868:1: ']'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:901:6: ( ']' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:902:1: ']'
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getRightSquareBracketKeyword_4_2()); 
                     }
-                    match(input,14,FOLLOW_14_in_rule__ExtRule__Alternatives_41845); if (state.failed) return ;
+                    match(input,14,FOLLOW_14_in_rule__ExtRule__Alternatives_41923); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getRightSquareBracketKeyword_4_2()); 
@@ -3169 +3299 @@
                     break;
                 case 4 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:875:6: ( '}' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:909:6: ( '}' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:875:6: ( '}' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:876:1: '}'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:909:6: ( '}' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:910:1: '}'
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getRightCurlyBracketKeyword_4_3()); 
                     }
-                    match(input,15,FOLLOW_15_in_rule__ExtRule__Alternatives_41865); if (state.failed) return ;
+                    match(input,15,FOLLOW_15_in_rule__ExtRule__Alternatives_41943); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getRightCurlyBracketKeyword_4_3()); 
@@ -3188 +3318 @@
                     break;
                 case 5 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:883:6: ( '|' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:917:6: ( '|' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:883:6: ( '|' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:884:1: '|'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:917:6: ( '|' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:918:1: '|'
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getVerticalLineKeyword_4_4()); 
                     }
-                    match(input,16,FOLLOW_16_in_rule__ExtRule__Alternatives_41885); if (state.failed) return ;
+                    match(input,16,FOLLOW_16_in_rule__ExtRule__Alternatives_41963); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getVerticalLineKeyword_4_4()); 
@@ -3207 +3337 @@
                     break;
                 case 6 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:891:6: ( '(' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:925:6: ( '(' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:891:6: ( '(' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:892:1: '('
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:925:6: ( '(' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:926:1: '('
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getLeftParenthesisKeyword_4_5()); 
                     }
-                    match(input,17,FOLLOW_17_in_rule__ExtRule__Alternatives_41905); if (state.failed) return ;
+                    match(input,17,FOLLOW_17_in_rule__ExtRule__Alternatives_41983); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getLeftParenthesisKeyword_4_5()); 
@@ -3226 +3356 @@
                     break;
                 case 7 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:899:6: ( '[' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:933:6: ( '[' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:899:6: ( '[' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:900:1: '['
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:933:6: ( '[' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:934:1: '['
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getLeftSquareBracketKeyword_4_6()); 
                     }
-                    match(input,18,FOLLOW_18_in_rule__ExtRule__Alternatives_41925); if (state.failed) return ;
+                    match(input,18,FOLLOW_18_in_rule__ExtRule__Alternatives_42003); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getLeftSquareBracketKeyword_4_6()); 
@@ -3245 +3375 @@
                     break;
                 case 8 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:907:6: ( '{' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:941:6: ( '{' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:907:6: ( '{' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:908:1: '{'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:941:6: ( '{' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:942:1: '{'
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getLeftCurlyBracketKeyword_4_7()); 
                     }
-                    match(input,19,FOLLOW_19_in_rule__ExtRule__Alternatives_41945); if (state.failed) return ;
+                    match(input,19,FOLLOW_19_in_rule__ExtRule__Alternatives_42023); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getLeftCurlyBracketKeyword_4_7()); 
@@ -3264 +3394 @@
                     break;
                 case 9 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:915:6: ( '*' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:949:6: ( '*' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:915:6: ( '*' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:916:1: '*'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:949:6: ( '*' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:950:1: '*'
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getAsteriskKeyword_4_8()); 
                     }
-                    match(input,20,FOLLOW_20_in_rule__ExtRule__Alternatives_41965); if (state.failed) return ;
+                    match(input,20,FOLLOW_20_in_rule__ExtRule__Alternatives_42043); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getAsteriskKeyword_4_8()); 
@@ -3283 +3413 @@
                     break;
                 case 10 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:923:6: ( '+' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:957:6: ( '+' )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:923:6: ( '+' )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:924:1: '+'
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:957:6: ( '+' )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:958:1: '+'
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getExtRuleAccess().getPlusSignKeyword_4_9()); 
                     }
-                    match(input,21,FOLLOW_21_in_rule__ExtRule__Alternatives_41985); if (state.failed) return ;
+                    match(input,21,FOLLOW_21_in_rule__ExtRule__Alternatives_42063); if (state.failed) return ;
                     if ( state.backtracking==0 ) {
                        after(grammarAccess.getExtRuleAccess().getPlusSignKeyword_4_9()); 
@@ -3309 +3439 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 52, rule__ExtRule__Alternatives_4_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 54, rule__ExtRule__Alternatives_4_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -3320 +3450 @@
 
     // $ANTLR start "rule__MergeRule__Alternatives"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:936:1: rule__MergeRule__Alternatives : ( ( ruleGlobalCombinator ) | ( ruleRuleCombinator ) | ( ruleHookCombinator ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:970:1: rule__MergeRule__Alternatives : ( ( ruleGlobalCombinator ) | ( ruleRuleCombinator ) | ( ruleHookCombinator ) );
     public final void rule__MergeRule__Alternatives() throws RecognitionException {
         int rule__MergeRule__Alternatives_StartIndex = input.index();
@@ -3327 +3457 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 53) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:940:1: ( ( ruleGlobalCombinator ) | ( ruleRuleCombinator ) | ( ruleHookCombinator ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 55) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:974:1: ( ( ruleGlobalCombinator ) | ( ruleRuleCombinator ) | ( ruleHookCombinator ) )
             int alt9=3;
             switch ( input.LA(1) ) {
@@ -3356 +3486 @@
             switch (alt9) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:941:1: ( ruleGlobalCombinator )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:975:1: ( ruleGlobalCombinator )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:941:1: ( ruleGlobalCombinator )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:942:1: ruleGlobalCombinator
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:975:1: ( ruleGlobalCombinator )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:976:1: ruleGlobalCombinator
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getMergeRuleAccess().getGlobalCombinatorParserRuleCall_0()); 
                     }
-                    pushFollow(FOLLOW_ruleGlobalCombinator_in_rule__MergeRule__Alternatives2019);
+                    pushFollow(FOLLOW_ruleGlobalCombinator_in_rule__MergeRule__Alternatives2097);
                     ruleGlobalCombinator();
 
@@ -3379 +3509 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:947:6: ( ruleRuleCombinator )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:981:6: ( ruleRuleCombinator )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:947:6: ( ruleRuleCombinator )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:948:1: ruleRuleCombinator
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:981:6: ( ruleRuleCombinator )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:982:1: ruleRuleCombinator
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getMergeRuleAccess().getRuleCombinatorParserRuleCall_1()); 
                     }
-                    pushFollow(FOLLOW_ruleRuleCombinator_in_rule__MergeRule__Alternatives2036);
+                    pushFollow(FOLLOW_ruleRuleCombinator_in_rule__MergeRule__Alternatives2114);
                     ruleRuleCombinator();
 
@@ -3402 +3532 @@
                     break;
                 case 3 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:953:6: ( ruleHookCombinator )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:987:6: ( ruleHookCombinator )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:953:6: ( ruleHookCombinator )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:954:1: ruleHookCombinator
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:987:6: ( ruleHookCombinator )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:988:1: ruleHookCombinator
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getMergeRuleAccess().getHookCombinatorParserRuleCall_2()); 
                     }
-                    pushFollow(FOLLOW_ruleHookCombinator_in_rule__MergeRule__Alternatives2053);
+                    pushFollow(FOLLOW_ruleHookCombinator_in_rule__MergeRule__Alternatives2131);
                     ruleHookCombinator();
 
@@ -3432 +3562 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 53, rule__MergeRule__Alternatives_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 55, rule__MergeRule__Alternatives_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -3443 +3573 @@
 
     // $ANTLR start "rule__Term__Alternatives"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:964:1: rule__Term__Alternatives : ( ( ( rule__Term__TermAtomAssignment_0 ) ) | ( ( rule__Term__TermGroupedSequenceAssignment_1 ) ) | ( ( rule__Term__TermOptionalSequenceAssignment_2 ) ) | ( ( rule__Term__TermRepeatedSequenceAssignment_3 ) ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:998:1: rule__Term__Alternatives : ( ( ( rule__Term__TermAtomAssignment_0 ) ) | ( ( rule__Term__TermGroupedSequenceAssignment_1 ) ) | ( ( rule__Term__TermOptionalSequenceAssignment_2 ) ) | ( ( rule__Term__TermRepeatedSequenceAssignment_3 ) ) );
     public final void rule__Term__Alternatives() throws RecognitionException {
         int rule__Term__Alternatives_StartIndex = input.index();
@@ -3450 +3580 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 54) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:968:1: ( ( ( rule__Term__TermAtomAssignment_0 ) ) | ( ( rule__Term__TermGroupedSequenceAssignment_1 ) ) | ( ( rule__Term__TermOptionalSequenceAssignment_2 ) ) | ( ( rule__Term__TermRepeatedSequenceAssignment_3 ) ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 56) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1002:1: ( ( ( rule__Term__TermAtomAssignment_0 ) ) | ( ( rule__Term__TermGroupedSequenceAssignment_1 ) ) | ( ( rule__Term__TermOptionalSequenceAssignment_2 ) ) | ( ( rule__Term__TermRepeatedSequenceAssignment_3 ) ) )
             int alt10=4;
             switch ( input.LA(1) ) {
@@ -3486 +3616 @@
             switch (alt10) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:969:1: ( ( rule__Term__TermAtomAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1003:1: ( ( rule__Term__TermAtomAssignment_0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:969:1: ( ( rule__Term__TermAtomAssignment_0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:970:1: ( rule__Term__TermAtomAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1003:1: ( ( rule__Term__TermAtomAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1004:1: ( rule__Term__TermAtomAssignment_0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getTermAccess().getTermAtomAssignment_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:971:1: ( rule__Term__TermAtomAssignment_0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:971:2: rule__Term__TermAtomAssignment_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1005:1: ( rule__Term__TermAtomAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1005:2: rule__Term__TermAtomAssignment_0
                     {
-                    pushFollow(FOLLOW_rule__Term__TermAtomAssignment_0_in_rule__Term__Alternatives2085);
+                    pushFollow(FOLLOW_rule__Term__TermAtomAssignment_0_in_rule__Term__Alternatives2163);
                     rule__Term__TermAtomAssignment_0();
 
@@ -3515 +3645 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:975:6: ( ( rule__Term__TermGroupedSequenceAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1009:6: ( ( rule__Term__TermGroupedSequenceAssignment_1 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:975:6: ( ( rule__Term__TermGroupedSequenceAssignment_1 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:976:1: ( rule__Term__TermGroupedSequenceAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1009:6: ( ( rule__Term__TermGroupedSequenceAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1010:1: ( rule__Term__TermGroupedSequenceAssignment_1 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getTermAccess().getTermGroupedSequenceAssignment_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:977:1: ( rule__Term__TermGroupedSequenceAssignment_1 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:977:2: rule__Term__TermGroupedSequenceAssignment_1
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1011:1: ( rule__Term__TermGroupedSequenceAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1011:2: rule__Term__TermGroupedSequenceAssignment_1
                     {
-                    pushFollow(FOLLOW_rule__Term__TermGroupedSequenceAssignment_1_in_rule__Term__Alternatives2103);
+                    pushFollow(FOLLOW_rule__Term__TermGroupedSequenceAssignment_1_in_rule__Term__Alternatives2181);
                     rule__Term__TermGroupedSequenceAssignment_1();
 
@@ -3544 +3674 @@
                     break;
                 case 3 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:981:6: ( ( rule__Term__TermOptionalSequenceAssignment_2 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1015:6: ( ( rule__Term__TermOptionalSequenceAssignment_2 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:981:6: ( ( rule__Term__TermOptionalSequenceAssignment_2 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:982:1: ( rule__Term__TermOptionalSequenceAssignment_2 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1015:6: ( ( rule__Term__TermOptionalSequenceAssignment_2 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1016:1: ( rule__Term__TermOptionalSequenceAssignment_2 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getTermAccess().getTermOptionalSequenceAssignment_2()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:983:1: ( rule__Term__TermOptionalSequenceAssignment_2 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:983:2: rule__Term__TermOptionalSequenceAssignment_2
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1017:1: ( rule__Term__TermOptionalSequenceAssignment_2 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1017:2: rule__Term__TermOptionalSequenceAssignment_2
                     {
-                    pushFollow(FOLLOW_rule__Term__TermOptionalSequenceAssignment_2_in_rule__Term__Alternatives2121);
+                    pushFollow(FOLLOW_rule__Term__TermOptionalSequenceAssignment_2_in_rule__Term__Alternatives2199);
                     rule__Term__TermOptionalSequenceAssignment_2();
 
@@ -3573 +3703 @@
                     break;
                 case 4 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:987:6: ( ( rule__Term__TermRepeatedSequenceAssignment_3 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1021:6: ( ( rule__Term__TermRepeatedSequenceAssignment_3 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:987:6: ( ( rule__Term__TermRepeatedSequenceAssignment_3 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:988:1: ( rule__Term__TermRepeatedSequenceAssignment_3 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1021:6: ( ( rule__Term__TermRepeatedSequenceAssignment_3 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1022:1: ( rule__Term__TermRepeatedSequenceAssignment_3 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getTermAccess().getTermRepeatedSequenceAssignment_3()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:989:1: ( rule__Term__TermRepeatedSequenceAssignment_3 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:989:2: rule__Term__TermRepeatedSequenceAssignment_3
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1023:1: ( rule__Term__TermRepeatedSequenceAssignment_3 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1023:2: rule__Term__TermRepeatedSequenceAssignment_3
                     {
-                    pushFollow(FOLLOW_rule__Term__TermRepeatedSequenceAssignment_3_in_rule__Term__Alternatives2139);
+                    pushFollow(FOLLOW_rule__Term__TermRepeatedSequenceAssignment_3_in_rule__Term__Alternatives2217);
                     rule__Term__TermRepeatedSequenceAssignment_3();
 
@@ -3609 +3739 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 54, rule__Term__Alternatives_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 56, rule__Term__Alternatives_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -3620 +3750 @@
 
     // $ANTLR start "rule__Atom__Alternatives"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:998:1: rule__Atom__Alternatives : ( ( ( rule__Atom__AtomStringRuleAssignment_0 ) ) | ( ( rule__Atom__AtomRuleReferenceAssignment_1 ) ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1032:1: rule__Atom__Alternatives : ( ( ( rule__Atom__AtomStringRuleAssignment_0 ) ) | ( ( rule__Atom__AtomRuleReferenceAssignment_1 ) ) );
     public final void rule__Atom__Alternatives() throws RecognitionException {
         int rule__Atom__Alternatives_StartIndex = input.index();
@@ -3627 +3757 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 55) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1002:1: ( ( ( rule__Atom__AtomStringRuleAssignment_0 ) ) | ( ( rule__Atom__AtomRuleReferenceAssignment_1 ) ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 57) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1036:1: ( ( ( rule__Atom__AtomStringRuleAssignment_0 ) ) | ( ( rule__Atom__AtomRuleReferenceAssignment_1 ) ) )
             int alt11=2;
             int LA11_0 = input.LA(1);
@@ -3647 +3777 @@
             switch (alt11) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1003:1: ( ( rule__Atom__AtomStringRuleAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1037:1: ( ( rule__Atom__AtomStringRuleAssignment_0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1003:1: ( ( rule__Atom__AtomStringRuleAssignment_0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1004:1: ( rule__Atom__AtomStringRuleAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1037:1: ( ( rule__Atom__AtomStringRuleAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1038:1: ( rule__Atom__AtomStringRuleAssignment_0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getAtomAccess().getAtomStringRuleAssignment_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1005:1: ( rule__Atom__AtomStringRuleAssignment_0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1005:2: rule__Atom__AtomStringRuleAssignment_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1039:1: ( rule__Atom__AtomStringRuleAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1039:2: rule__Atom__AtomStringRuleAssignment_0
                     {
-                    pushFollow(FOLLOW_rule__Atom__AtomStringRuleAssignment_0_in_rule__Atom__Alternatives2172);
+                    pushFollow(FOLLOW_rule__Atom__AtomStringRuleAssignment_0_in_rule__Atom__Alternatives2250);
                     rule__Atom__AtomStringRuleAssignment_0();
 
@@ -3676 +3806 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1009:6: ( ( rule__Atom__AtomRuleReferenceAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1043:6: ( ( rule__Atom__AtomRuleReferenceAssignment_1 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1009:6: ( ( rule__Atom__AtomRuleReferenceAssignment_1 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1010:1: ( rule__Atom__AtomRuleReferenceAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1043:6: ( ( rule__Atom__AtomRuleReferenceAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1044:1: ( rule__Atom__AtomRuleReferenceAssignment_1 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getAtomAccess().getAtomRuleReferenceAssignment_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1011:1: ( rule__Atom__AtomRuleReferenceAssignment_1 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1011:2: rule__Atom__AtomRuleReferenceAssignment_1
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1045:1: ( rule__Atom__AtomRuleReferenceAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1045:2: rule__Atom__AtomRuleReferenceAssignment_1
                     {
-                    pushFollow(FOLLOW_rule__Atom__AtomRuleReferenceAssignment_1_in_rule__Atom__Alternatives2190);
+                    pushFollow(FOLLOW_rule__Atom__AtomRuleReferenceAssignment_1_in_rule__Atom__Alternatives2268);
                     rule__Atom__AtomRuleReferenceAssignment_1();
 
@@ -3712 +3842 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 55, rule__Atom__Alternatives_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 57, rule__Atom__Alternatives_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -3723 +3853 @@
 
     // $ANTLR start "rule__StringRule__Alternatives"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1020:1: rule__StringRule__Alternatives : ( ( ( rule__StringRule__LiteralAssignment_0 ) ) | ( ( rule__StringRule__ColonAssignment_1 ) ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1054:1: rule__StringRule__Alternatives : ( ( ( rule__StringRule__LiteralAssignment_0 ) ) | ( ( rule__StringRule__ColonAssignment_1 ) ) );
     public final void rule__StringRule__Alternatives() throws RecognitionException {
         int rule__StringRule__Alternatives_StartIndex = input.index();
@@ -3730 +3860 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 56) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1024:1: ( ( ( rule__StringRule__LiteralAssignment_0 ) ) | ( ( rule__StringRule__ColonAssignment_1 ) ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 58) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1058:1: ( ( ( rule__StringRule__LiteralAssignment_0 ) ) | ( ( rule__StringRule__ColonAssignment_1 ) ) )
             int alt12=2;
             int LA12_0 = input.LA(1);
@@ -3750 +3880 @@
             switch (alt12) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1025:1: ( ( rule__StringRule__LiteralAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1059:1: ( ( rule__StringRule__LiteralAssignment_0 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1025:1: ( ( rule__StringRule__LiteralAssignment_0 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1026:1: ( rule__StringRule__LiteralAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1059:1: ( ( rule__StringRule__LiteralAssignment_0 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1060:1: ( rule__StringRule__LiteralAssignment_0 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getStringRuleAccess().getLiteralAssignment_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1027:1: ( rule__StringRule__LiteralAssignment_0 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1027:2: rule__StringRule__LiteralAssignment_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1061:1: ( rule__StringRule__LiteralAssignment_0 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1061:2: rule__StringRule__LiteralAssignment_0
                     {
-                    pushFollow(FOLLOW_rule__StringRule__LiteralAssignment_0_in_rule__StringRule__Alternatives2223);
+                    pushFollow(FOLLOW_rule__StringRule__LiteralAssignment_0_in_rule__StringRule__Alternatives2301);
                     rule__StringRule__LiteralAssignment_0();
 
@@ -3779 +3909 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1031:6: ( ( rule__StringRule__ColonAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1065:6: ( ( rule__StringRule__ColonAssignment_1 ) )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1031:6: ( ( rule__StringRule__ColonAssignment_1 ) )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1032:1: ( rule__StringRule__ColonAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1065:6: ( ( rule__StringRule__ColonAssignment_1 ) )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1066:1: ( rule__StringRule__ColonAssignment_1 )
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getStringRuleAccess().getColonAssignment_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1033:1: ( rule__StringRule__ColonAssignment_1 )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1033:2: rule__StringRule__ColonAssignment_1
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1067:1: ( rule__StringRule__ColonAssignment_1 )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1067:2: rule__StringRule__ColonAssignment_1
                     {
-                    pushFollow(FOLLOW_rule__StringRule__ColonAssignment_1_in_rule__StringRule__Alternatives2241);
+                    pushFollow(FOLLOW_rule__StringRule__ColonAssignment_1_in_rule__StringRule__Alternatives2319);
                     rule__StringRule__ColonAssignment_1();
 
@@ -3815 +3945 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 56, rule__StringRule__Alternatives_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 58, rule__StringRule__Alternatives_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -3826 +3956 @@
 
     // $ANTLR start "rule__RepeatedSequence__Alternatives_3"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1042:1: rule__RepeatedSequence__Alternatives_3 : ( ( ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )? ) | ( ( rule__RepeatedSequence__RangeAssignment_3_1 )? ) );
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1076:1: rule__RepeatedSequence__Alternatives_3 : ( ( ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )? ) | ( ( rule__RepeatedSequence__RangeAssignment_3_1 )? ) );
     public final void rule__RepeatedSequence__Alternatives_3() throws RecognitionException {
         int rule__RepeatedSequence__Alternatives_3_StartIndex = input.index();
@@ -3833 +3963 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 57) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1046:1: ( ( ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )? ) | ( ( rule__RepeatedSequence__RangeAssignment_3_1 )? ) )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 59) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1080:1: ( ( ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )? ) | ( ( rule__RepeatedSequence__RangeAssignment_3_1 )? ) )
             int alt15=2;
             alt15 = dfa15.predict(input);
             switch (alt15) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1047:1: ( ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )? )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1081:1: ( ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )? )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1047:1: ( ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )? )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1048:1: ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )?
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1081:1: ( ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )? )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1082:1: ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )?
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getRepeatedSequenceAccess().getMorethanonceAssignment_3_0()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1049:1: ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )?
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1083:1: ( rule__RepeatedSequence__MorethanonceAssignment_3_0 )?
                     int alt13=2;
                     int LA13_0 = input.LA(1);
@@ -3856 +3986 @@
                     switch (alt13) {
                         case 1 :
-                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1049:2: rule__RepeatedSequence__MorethanonceAssignment_3_0
+                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1083:2: rule__RepeatedSequence__MorethanonceAssignment_3_0
                             {
-                            pushFollow(FOLLOW_rule__RepeatedSequence__MorethanonceAssignment_3_0_in_rule__RepeatedSequence__Alternatives_32274);
+                            pushFollow(FOLLOW_rule__RepeatedSequence__MorethanonceAssignment_3_0_in_rule__RepeatedSequence__Alternatives_32352);
                             rule__RepeatedSequence__MorethanonceAssignment_3_0();
 
@@ -3879 +4009 @@
                     break;
                 case 2 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1053:6: ( ( rule__RepeatedSequence__RangeAssignment_3_1 )? )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1087:6: ( ( rule__RepeatedSequence__RangeAssignment_3_1 )? )
                     {
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1053:6: ( ( rule__RepeatedSequence__RangeAssignment_3_1 )? )
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1054:1: ( rule__RepeatedSequence__RangeAssignment_3_1 )?
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1087:6: ( ( rule__RepeatedSequence__RangeAssignment_3_1 )? )
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1088:1: ( rule__RepeatedSequence__RangeAssignment_3_1 )?
                     {
                     if ( state.backtracking==0 ) {
                        before(grammarAccess.getRepeatedSequenceAccess().getRangeAssignment_3_1()); 
                     }
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1055:1: ( rule__RepeatedSequence__RangeAssignment_3_1 )?
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1089:1: ( rule__RepeatedSequence__RangeAssignment_3_1 )?
                     int alt14=2;
                     int LA14_0 = input.LA(1);
@@ -3896 +4026 @@
                     switch (alt14) {
                         case 1 :
-                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1055:2: rule__RepeatedSequence__RangeAssignment_3_1
+                            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1089:2: rule__RepeatedSequence__RangeAssignment_3_1
                             {
-                            pushFollow(FOLLOW_rule__RepeatedSequence__RangeAssignment_3_1_in_rule__RepeatedSequence__Alternatives_32293);
+                            pushFollow(FOLLOW_rule__RepeatedSequence__RangeAssignment_3_1_in_rule__RepeatedSequence__Alternatives_32371);
                             rule__RepeatedSequence__RangeAssignment_3_1();
 
@@ -3926 +4056 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 57, rule__RepeatedSequence__Alternatives_3_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 59, rule__RepeatedSequence__Alternatives_3_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -3937 +4067 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0__0"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1066:1: rule__EtsiBnf__Group_0__0 : rule__EtsiBnf__Group_0__0__Impl rule__EtsiBnf__Group_0__1 ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1100:1: rule__EtsiBnf__Group_0__0 : rule__EtsiBnf__Group_0__0__Impl rule__EtsiBnf__Group_0__1 ;
     public final void rule__EtsiBnf__Group_0__0() throws RecognitionException {
         int rule__EtsiBnf__Group_0__0_StartIndex = input.index();
@@ -3944 +4074 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 58) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1070:1: ( rule__EtsiBnf__Group_0__0__Impl rule__EtsiBnf__Group_0__1 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1071:2: rule__EtsiBnf__Group_0__0__Impl rule__EtsiBnf__Group_0__1
-            {
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__0__Impl_in_rule__EtsiBnf__Group_0__02325);
+            if ( state.backtracking>0 && alreadyParsedRule(input, 60) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1104:1: ( rule__EtsiBnf__Group_0__0__Impl rule__EtsiBnf__Group_0__1 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1105:2: rule__EtsiBnf__Group_0__0__Impl rule__EtsiBnf__Group_0__1
+            {
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__0__Impl_in_rule__EtsiBnf__Group_0__02403);
             rule__EtsiBnf__Group_0__0__Impl();
 
             state._fsp--;
             if (state.failed) return ;
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__1_in_rule__EtsiBnf__Group_0__02328);
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__1_in_rule__EtsiBnf__Group_0__02406);
             rule__EtsiBnf__Group_0__1();
 
@@ -3967 +4097 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 58, rule__EtsiBnf__Group_0__0_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 60, rule__EtsiBnf__Group_0__0_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -3978 +4108 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0__0__Impl"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1078:1: rule__EtsiBnf__Group_0__0__Impl : ( 'grammar' ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1112:1: rule__EtsiBnf__Group_0__0__Impl : ( 'grammar' ) ;
     public final void rule__EtsiBnf__Group_0__0__Impl() throws RecognitionException {
         int rule__EtsiBnf__Group_0__0__Impl_StartIndex = input.index();
@@ -3985 +4115 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 59) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1082:1: ( ( 'grammar' ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1083:1: ( 'grammar' )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1083:1: ( 'grammar' )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1084:1: 'grammar'
+            if ( state.backtracking>0 && alreadyParsedRule(input, 61) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1116:1: ( ( 'grammar' ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1117:1: ( 'grammar' )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1117:1: ( 'grammar' )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1118:1: 'grammar'
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getEtsiBnfAccess().getGrammarKeyword_0_0()); 
             }
-            match(input,22,FOLLOW_22_in_rule__EtsiBnf__Group_0__0__Impl2356); if (state.failed) return ;
+            match(input,22,FOLLOW_22_in_rule__EtsiBnf__Group_0__0__Impl2434); if (state.failed) return ;
             if ( state.backtracking==0 ) {
                after(grammarAccess.getEtsiBnfAccess().getGrammarKeyword_0_0()); 
@@ -4011 +4141 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 59, rule__EtsiBnf__Group_0__0__Impl_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 61, rule__EtsiBnf__Group_0__0__Impl_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -4022 +4152 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0__1"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1097:1: rule__EtsiBnf__Group_0__1 : rule__EtsiBnf__Group_0__1__Impl rule__EtsiBnf__Group_0__2 ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1131:1: rule__EtsiBnf__Group_0__1 : rule__EtsiBnf__Group_0__1__Impl rule__EtsiBnf__Group_0__2 ;
     public final void rule__EtsiBnf__Group_0__1() throws RecognitionException {
         int rule__EtsiBnf__Group_0__1_StartIndex = input.index();
@@ -4029 +4159 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 60) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1101:1: ( rule__EtsiBnf__Group_0__1__Impl rule__EtsiBnf__Group_0__2 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1102:2: rule__EtsiBnf__Group_0__1__Impl rule__EtsiBnf__Group_0__2
-            {
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__1__Impl_in_rule__EtsiBnf__Group_0__12387);
+            if ( state.backtracking>0 && alreadyParsedRule(input, 62) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1135:1: ( rule__EtsiBnf__Group_0__1__Impl rule__EtsiBnf__Group_0__2 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1136:2: rule__EtsiBnf__Group_0__1__Impl rule__EtsiBnf__Group_0__2
+            {
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__1__Impl_in_rule__EtsiBnf__Group_0__12465);
             rule__EtsiBnf__Group_0__1__Impl();
 
             state._fsp--;
             if (state.failed) return ;
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__2_in_rule__EtsiBnf__Group_0__12390);
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__2_in_rule__EtsiBnf__Group_0__12468);
             rule__EtsiBnf__Group_0__2();
 
@@ -4052 +4182 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 60, rule__EtsiBnf__Group_0__1_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 62, rule__EtsiBnf__Group_0__1_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -4063 +4193 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0__1__Impl"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1109:1: rule__EtsiBnf__Group_0__1__Impl : ( ( rule__EtsiBnf__NameAssignment_0_1 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1143:1: rule__EtsiBnf__Group_0__1__Impl : ( ( rule__EtsiBnf__NameAssignment_0_1 ) ) ;
     public final void rule__EtsiBnf__Group_0__1__Impl() throws RecognitionException {
         int rule__EtsiBnf__Group_0__1__Impl_StartIndex = input.index();
@@ -4070 +4200 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 61) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1113:1: ( ( ( rule__EtsiBnf__NameAssignment_0_1 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1114:1: ( ( rule__EtsiBnf__NameAssignment_0_1 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1114:1: ( ( rule__EtsiBnf__NameAssignment_0_1 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1115:1: ( rule__EtsiBnf__NameAssignment_0_1 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 63) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1147:1: ( ( ( rule__EtsiBnf__NameAssignment_0_1 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1148:1: ( ( rule__EtsiBnf__NameAssignment_0_1 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1148:1: ( ( rule__EtsiBnf__NameAssignment_0_1 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1149:1: ( rule__EtsiBnf__NameAssignment_0_1 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getEtsiBnfAccess().getNameAssignment_0_1()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1116:1: ( rule__EtsiBnf__NameAssignment_0_1 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1116:2: rule__EtsiBnf__NameAssignment_0_1
-            {
-            pushFollow(FOLLOW_rule__EtsiBnf__NameAssignment_0_1_in_rule__EtsiBnf__Group_0__1__Impl2417);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1150:1: ( rule__EtsiBnf__NameAssignment_0_1 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1150:2: rule__EtsiBnf__NameAssignment_0_1
+            {
+            pushFollow(FOLLOW_rule__EtsiBnf__NameAssignment_0_1_in_rule__EtsiBnf__Group_0__1__Impl2495);
             rule__EtsiBnf__NameAssignment_0_1();
 
@@ -4106 +4236 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 61, rule__EtsiBnf__Group_0__1__Impl_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 63, rule__EtsiBnf__Group_0__1__Impl_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -4117 +4247 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0__2"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1126:1: rule__EtsiBnf__Group_0__2 : rule__EtsiBnf__Group_0__2__Impl ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1160:1: rule__EtsiBnf__Group_0__2 : rule__EtsiBnf__Group_0__2__Impl ;
     public final void rule__EtsiBnf__Group_0__2() throws RecognitionException {
         int rule__EtsiBnf__Group_0__2_StartIndex = input.index();
@@ -4124 +4254 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 62) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1130:1: ( rule__EtsiBnf__Group_0__2__Impl )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1131:2: rule__EtsiBnf__Group_0__2__Impl
-            {
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__2__Impl_in_rule__EtsiBnf__Group_0__22447);
+            if ( state.backtracking>0 && alreadyParsedRule(input, 64) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1164:1: ( rule__EtsiBnf__Group_0__2__Impl )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1165:2: rule__EtsiBnf__Group_0__2__Impl
+            {
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0__2__Impl_in_rule__EtsiBnf__Group_0__22525);
             rule__EtsiBnf__Group_0__2__Impl();
 
@@ -4142 +4272 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 62, rule__EtsiBnf__Group_0__2_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 64, rule__EtsiBnf__Group_0__2_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -4153 +4283 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0__2__Impl"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1137:1: rule__EtsiBnf__Group_0__2__Impl : ( ( rule__EtsiBnf__Group_0_2__0 ) ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1171:1: rule__EtsiBnf__Group_0__2__Impl : ( ( rule__EtsiBnf__Group_0_2__0 ) ) ;
     public final void rule__EtsiBnf__Group_0__2__Impl() throws RecognitionException {
         int rule__EtsiBnf__Group_0__2__Impl_StartIndex = input.index();
@@ -4160 +4290 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 63) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1141:1: ( ( ( rule__EtsiBnf__Group_0_2__0 ) ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1142:1: ( ( rule__EtsiBnf__Group_0_2__0 ) )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1142:1: ( ( rule__EtsiBnf__Group_0_2__0 ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1143:1: ( rule__EtsiBnf__Group_0_2__0 )
+            if ( state.backtracking>0 && alreadyParsedRule(input, 65) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1175:1: ( ( ( rule__EtsiBnf__Group_0_2__0 ) ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1176:1: ( ( rule__EtsiBnf__Group_0_2__0 ) )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1176:1: ( ( rule__EtsiBnf__Group_0_2__0 ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1177:1: ( rule__EtsiBnf__Group_0_2__0 )
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getEtsiBnfAccess().getGroup_0_2()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1144:1: ( rule__EtsiBnf__Group_0_2__0 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1144:2: rule__EtsiBnf__Group_0_2__0
-            {
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__0_in_rule__EtsiBnf__Group_0__2__Impl2474);
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1178:1: ( rule__EtsiBnf__Group_0_2__0 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1178:2: rule__EtsiBnf__Group_0_2__0
+            {
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__0_in_rule__EtsiBnf__Group_0__2__Impl2552);
             rule__EtsiBnf__Group_0_2__0();
 
@@ -4196 +4326 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 63, rule__EtsiBnf__Group_0__2__Impl_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 65, rule__EtsiBnf__Group_0__2__Impl_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -4207 +4337 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0_2__0"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1160:1: rule__EtsiBnf__Group_0_2__0 : rule__EtsiBnf__Group_0_2__0__Impl rule__EtsiBnf__Group_0_2__1 ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1194:1: rule__EtsiBnf__Group_0_2__0 : rule__EtsiBnf__Group_0_2__0__Impl rule__EtsiBnf__Group_0_2__1 ;
     public final void rule__EtsiBnf__Group_0_2__0() throws RecognitionException {
         int rule__EtsiBnf__Group_0_2__0_StartIndex = input.index();
@@ -4214 +4344 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 64) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1164:1: ( rule__EtsiBnf__Group_0_2__0__Impl rule__EtsiBnf__Group_0_2__1 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1165:2: rule__EtsiBnf__Group_0_2__0__Impl rule__EtsiBnf__Group_0_2__1
-            {
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__0__Impl_in_rule__EtsiBnf__Group_0_2__02510);
+            if ( state.backtracking>0 && alreadyParsedRule(input, 66) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1198:1: ( rule__EtsiBnf__Group_0_2__0__Impl rule__EtsiBnf__Group_0_2__1 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1199:2: rule__EtsiBnf__Group_0_2__0__Impl rule__EtsiBnf__Group_0_2__1
+            {
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__0__Impl_in_rule__EtsiBnf__Group_0_2__02588);
             rule__EtsiBnf__Group_0_2__0__Impl();
 
             state._fsp--;
             if (state.failed) return ;
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__1_in_rule__EtsiBnf__Group_0_2__02513);
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__1_in_rule__EtsiBnf__Group_0_2__02591);
             rule__EtsiBnf__Group_0_2__1();
 
@@ -4237 +4367 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 64, rule__EtsiBnf__Group_0_2__0_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 66, rule__EtsiBnf__Group_0_2__0_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -4248 +4378 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0_2__0__Impl"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1172:1: rule__EtsiBnf__Group_0_2__0__Impl : ( ( rule__EtsiBnf__TypeAssignment_0_2_0 )? ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1206:1: rule__EtsiBnf__Group_0_2__0__Impl : ( ( rule__EtsiBnf__TypeAssignment_0_2_0 )? ) ;
     public final void rule__EtsiBnf__Group_0_2__0__Impl() throws RecognitionException {
         int rule__EtsiBnf__Group_0_2__0__Impl_StartIndex = input.index();
@@ -4255 +4385 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 65) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1176:1: ( ( ( rule__EtsiBnf__TypeAssignment_0_2_0 )? ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1177:1: ( ( rule__EtsiBnf__TypeAssignment_0_2_0 )? )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1177:1: ( ( rule__EtsiBnf__TypeAssignment_0_2_0 )? )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1178:1: ( rule__EtsiBnf__TypeAssignment_0_2_0 )?
+            if ( state.backtracking>0 && alreadyParsedRule(input, 67) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1210:1: ( ( ( rule__EtsiBnf__TypeAssignment_0_2_0 )? ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1211:1: ( ( rule__EtsiBnf__TypeAssignment_0_2_0 )? )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1211:1: ( ( rule__EtsiBnf__TypeAssignment_0_2_0 )? )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1212:1: ( rule__EtsiBnf__TypeAssignment_0_2_0 )?
             {
             if ( state.backtracking==0 ) {
                before(grammarAccess.getEtsiBnfAccess().getTypeAssignment_0_2_0()); 
             }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1179:1: ( rule__EtsiBnf__TypeAssignment_0_2_0 )?
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1213:1: ( rule__EtsiBnf__TypeAssignment_0_2_0 )?
             int alt16=2;
             int LA16_0 = input.LA(1);
@@ -4274 +4404 @@
             switch (alt16) {
                 case 1 :
-                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1179:2: rule__EtsiBnf__TypeAssignment_0_2_0
+                    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1213:2: rule__EtsiBnf__TypeAssignment_0_2_0
                     {
-                    pushFollow(FOLLOW_rule__EtsiBnf__TypeAssignment_0_2_0_in_rule__EtsiBnf__Group_0_2__0__Impl2540);
+                    pushFollow(FOLLOW_rule__EtsiBnf__TypeAssignment_0_2_0_in_rule__EtsiBnf__Group_0_2__0__Impl2618);
                     rule__EtsiBnf__TypeAssignment_0_2_0();
 
@@ -4302 +4432 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 65, rule__EtsiBnf__Group_0_2__0__Impl_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 67, rule__EtsiBnf__Group_0_2__0__Impl_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -4313 +4443 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0_2__1"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1189:1: rule__EtsiBnf__Group_0_2__1 : rule__EtsiBnf__Group_0_2__1__Impl rule__EtsiBnf__Group_0_2__2 ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1223:1: rule__EtsiBnf__Group_0_2__1 : rule__EtsiBnf__Group_0_2__1__Impl rule__EtsiBnf__Group_0_2__2 ;
     public final void rule__EtsiBnf__Group_0_2__1() throws RecognitionException {
         int rule__EtsiBnf__Group_0_2__1_StartIndex = input.index();
@@ -4320 +4450 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 66) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1193:1: ( rule__EtsiBnf__Group_0_2__1__Impl rule__EtsiBnf__Group_0_2__2 )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1194:2: rule__EtsiBnf__Group_0_2__1__Impl rule__EtsiBnf__Group_0_2__2
-            {
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__1__Impl_in_rule__EtsiBnf__Group_0_2__12571);
+            if ( state.backtracking>0 && alreadyParsedRule(input, 68) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1227:1: ( rule__EtsiBnf__Group_0_2__1__Impl rule__EtsiBnf__Group_0_2__2 )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1228:2: rule__EtsiBnf__Group_0_2__1__Impl rule__EtsiBnf__Group_0_2__2
+            {
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__1__Impl_in_rule__EtsiBnf__Group_0_2__12649);
             rule__EtsiBnf__Group_0_2__1__Impl();
 
             state._fsp--;
             if (state.failed) return ;
-            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__2_in_rule__EtsiBnf__Group_0_2__12574);
+            pushFollow(FOLLOW_rule__EtsiBnf__Group_0_2__2_in_rule__EtsiBnf__Group_0_2__12652);
             rule__EtsiBnf__Group_0_2__2();
 
@@ -4343 +4473 @@
         }
         finally {
-            if ( state.backtracking>0 ) { memoize(input, 66, rule__EtsiBnf__Group_0_2__1_StartIndex); }
+            if ( state.backtracking>0 ) { memoize(input, 68, rule__EtsiBnf__Group_0_2__1_StartIndex); }
 
                 restoreStackSize(stackSize);
@@ -4354 +4484 @@
 
     // $ANTLR start "rule__EtsiBnf__Group_0_2__1__Impl"
-    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1201:1: rule__EtsiBnf__Group_0_2__1__Impl : ( ';' ) ;
+    // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1235:1: rule__EtsiBnf__Group_0_2__1__Impl : ( ';' ) ;
     public final void rule__EtsiBnf__Group_0_2__1__Impl() throws RecognitionException {
         int rule__EtsiBnf__Group_0_2__1__Impl_StartIndex = input.index();
@@ -4361 +4491 @@
             
         try {
-            if ( state.backtracking>0 && alreadyParsedRule(input, 67) ) { return ; }
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1205:1: ( ( ';' ) )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1206:1: ( ';' )
-            {
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1206:1: ( ';' )
-            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1207:1: ';'
+            if ( state.backtracking>0 && alreadyParsedRule(input, 69) ) { return ; }
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1239:1: ( ( ';' ) )
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1240:1: ( ';' )
+            {
+            // ../de.ugoe.cs.swe.bnftools.ebnf.ui/src-gen/de/ugoe/cs/swe/bnftools/ui/contentassist/antlr/internal/InternalEbnf.g:1240