MAYBE
(ignored inputs)COMMENT [111] p. 29 ( GCR & ~CR & ~GSCR )
input TRS:
   [ a -> b,
     b -> f(a,a),
     f(?x,a) -> b ]
TRS:
   [ a -> b,
     b -> f(a,a),
     f(?x,a) -> b ]
New rules by rule reversing:
   [ a -> b,
     b -> b,
     f(a,a) -> b,
     f(?x,a) -> b ]
problems/508.trs: Failure(unknown UNC)
(0 msec.)