MAYBE
Time: 0.015314
TRS:
 {f(a(), f(x, a())) -> f(f(a(), f(f(a(), a()), x)), a())}
 DP:
  DP:
   {f#(a(), f(x, a())) -> f#(f(a(), f(f(a(), a()), x)), a()),
    f#(a(), f(x, a())) -> f#(f(a(), a()), x),
    f#(a(), f(x, a())) -> f#(a(), f(f(a(), a()), x)),
    f#(a(), f(x, a())) -> f#(a(), a())}
  TRS:
  {f(a(), f(x, a())) -> f(f(a(), f(f(a(), a()), x)), a())}
  UR:
   {f(a(), f(x, a())) -> f(f(a(), f(f(a(), a()), x)), a())}
   EDG:
    {(f#(a(), f(x, a())) -> f#(a(), f(f(a(), a()), x)), f#(a(), f(x, a())) -> f#(a(), a()))
     (f#(a(), f(x, a())) -> f#(a(), f(f(a(), a()), x)), f#(a(), f(x, a())) -> f#(a(), f(f(a(), a()), x)))
     (f#(a(), f(x, a())) -> f#(a(), f(f(a(), a()), x)), f#(a(), f(x, a())) -> f#(f(a(), a()), x))
     (f#(a(), f(x, a())) -> f#(a(), f(f(a(), a()), x)), f#(a(), f(x, a())) -> f#(f(a(), f(f(a(), a()), x)), a()))}
    STATUS:
     arrows: 0.750000
     SCCS (1):
      Scc:
       {f#(a(), f(x, a())) -> f#(a(), f(f(a(), a()), x))}
      
      SCC (1):
       Strict:
        {f#(a(), f(x, a())) -> f#(a(), f(f(a(), a()), x))}
       Weak:
       {f(a(), f(x, a())) -> f(f(a(), f(f(a(), a()), x)), a())}
       Open