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