MAYBE
MAYBE
TRS:
 {f(f(0(), x), 1()) -> f(g(f(x, x)), x),
         f(g(x), y) -> g(f(x, y))}
 DUP: We consider a duplicating system.
  Trs:
   {f(f(0(), x), 1()) -> f(g(f(x, x)), x),
           f(g(x), y) -> g(f(x, y))}
  Fail