From: Jatin_Bhateja@mentor.com   
      
   LL(K) parsers generators like ANTLR and TXL are the once which strictly   
   needs grammar to be non-left recursive and left factored (this is less   
   stringent as if look ahead is more)   
      
   However ANTLR3 provide some support for automatic left recursion removal   
      
      
   http://www.antlr.org/wiki/display/ANTLR3/Left-Recursion+Removal   
      
      
   Thanks and Regards   
   Jatin Bhateja   
      
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