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