MAYBE
TRS:
 {f(x, f(y, a())) -> h(f(a(), f(f(x, a()), y)))}
 DP:
  Strict:
   {f#(x, f(y, a())) -> f#(x, a()),
    f#(x, f(y, a())) -> f#(f(x, a()), y),
    f#(x, f(y, a())) -> f#(a(), f(f(x, a()), y))}
  Weak:
  {f(x, f(y, a())) -> h(f(a(), f(f(x, a()), y)))}
  EDG:
   {(f#(x, f(y, a())) -> f#(a(), f(f(x, a()), y)), f#(x, f(y, a())) -> f#(a(), f(f(x, a()), y)))
    (f#(x, f(y, a())) -> f#(a(), f(f(x, a()), y)), f#(x, f(y, a())) -> f#(f(x, a()), y))
    (f#(x, f(y, a())) -> f#(a(), f(f(x, a()), y)), f#(x, f(y, a())) -> f#(x, a()))
    (f#(x, f(y, a())) -> f#(f(x, a()), y), f#(x, f(y, a())) -> f#(x, a()))
    (f#(x, f(y, a())) -> f#(f(x, a()), y), f#(x, f(y, a())) -> f#(f(x, a()), y))
    (f#(x, f(y, a())) -> f#(f(x, a()), y), f#(x, f(y, a())) -> f#(a(), f(f(x, a()), y)))}
   SCCS:
    Scc:
     {f#(x, f(y, a())) -> f#(f(x, a()), y),
      f#(x, f(y, a())) -> f#(a(), f(f(x, a()), y))}
    SCC:
     Strict:
      {f#(x, f(y, a())) -> f#(f(x, a()), y),
       f#(x, f(y, a())) -> f#(a(), f(f(x, a()), y))}
     Weak:
     {f(x, f(y, a())) -> h(f(a(), f(f(x, a()), y)))}
     Fail