/*
This is grammar for ll1 contains 
grammar errors (but not parse errors) that the ll1 tool should detect.
*/

Grammar -> BadRecursion | BadMutualRecursion  | UndefinedNonterminal .
BadRecursion -> epsilon | BadRecursion | epsilon .
BadMutualRecursion -> epsilon | BadMutualRecursion2 | epsilon .
BadMutualRecursion2 -> epsilon | BadMutualRecursion | epsilon .
UndefinedNonterminal -> IAmUndefined .
UndefinedNonterminalRecursive ->  UndefinedNonterminal .