anchor.diff:  
   hrule      : Rule ;
   
  -table      : (trow LineBreak)* trow (LineBreak | EOF) ;
  +table      : {nobreaks=true;} (trow LineBreak)* trow (LineBreak | EOF) {nobreaks=false;};
   trow       : tcell+ CellSep?;
   tcell      : th | td ;
   th         : ThStart inline? ;
  
positive.code: parser grammar Creole;
  
  options { tokenVocab=CreoleTokens; }
  
  /* ***** Top level elements ***** */
  
  
negative.code: 
  preformat  : NoWiki EndNoWikiInline ;
  
  linebreak  : InlineBrk ({!nobreaks}? LineBreak)? ;
  
  any        : Any | WS | {!nobreaks}? LineBreak ;
  