From: DrDiettrich1@netscape.net   
      
   Alexander Morou schrieb:   
      
   > This brings me to my next point: what if the point of ambiguity leads   
   > to a situation where the calling rule's tie for that symbol is a   
   > requirement for the parse, but the edge state is optional?   
      
   I'd consider that an language error. As you already found out yourself,   
   your language is not easy to parse, so that I'd expect that will be   
   equally hard to write valid sentences, which then also are parsed in the   
   *intended* way.   
      
   DoDi   
      
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