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