MAYBE
Time: 0.025701
TRS:
 {        f(f(f(a(), x), b()), b()) -> f(f(a(), f(f(x, b()), b())), b()),
  f(a(), f(a(), f(a(), f(x, b())))) -> f(f(a(), f(a(), f(a(), x))), b())}
 DP:
  DP:
   {        f#(f(f(a(), x), b()), b()) -> f#(x, b()),
            f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()),
            f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()),
            f#(f(f(a(), x), b()), b()) -> f#(a(), f(f(x, b()), b())),
    f#(a(), f(a(), f(a(), f(x, b())))) -> f#(f(a(), f(a(), f(a(), x))), b()),
    f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x),
    f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)),
    f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x)))}
  TRS:
  {        f(f(f(a(), x), b()), b()) -> f(f(a(), f(f(x, b()), b())), b()),
   f(a(), f(a(), f(a(), f(x, b())))) -> f(f(a(), f(a(), f(a(), x))), b())}
  UR:
   {        f(f(f(a(), x), b()), b()) -> f(f(a(), f(f(x, b()), b())), b()),
    f(a(), f(a(), f(a(), f(x, b())))) -> f(f(a(), f(a(), f(a(), x))), b())}
   EDG:
    {(f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x))), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x))))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x))), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x))), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x))), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(f(a(), f(a(), f(a(), x))), b()))
     (f#(f(f(a(), x), b()), b()) -> f#(x, b()), f#(f(f(a(), x), b()), b()) -> f#(a(), f(f(x, b()), b())))
     (f#(f(f(a(), x), b()), b()) -> f#(x, b()), f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()))
     (f#(f(f(a(), x), b()), b()) -> f#(x, b()), f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()))
     (f#(f(f(a(), x), b()), b()) -> f#(x, b()), f#(f(f(a(), x), b()), b()) -> f#(x, b()))
     (f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()), f#(f(f(a(), x), b()), b()) -> f#(a(), f(f(x, b()), b())))
     (f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()), f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()))
     (f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()), f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()))
     (f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()), f#(f(f(a(), x), b()), b()) -> f#(x, b()))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(f(a(), f(a(), f(a(), x))), b()), f#(f(f(a(), x), b()), b()) -> f#(x, b()))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(f(a(), f(a(), f(a(), x))), b()), f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(f(a(), f(a(), f(a(), x))), b()), f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(f(a(), f(a(), f(a(), x))), b()), f#(f(f(a(), x), b()), b()) -> f#(a(), f(f(x, b()), b())))
     (f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()), f#(f(f(a(), x), b()), b()) -> f#(x, b()))
     (f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()), f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()))
     (f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()), f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b()))
     (f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()), f#(f(f(a(), x), b()), b()) -> f#(a(), f(f(x, b()), b())))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(f(a(), f(a(), f(a(), x))), b()))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x))))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(f(a(), f(a(), f(a(), x))), b()))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)))
     (f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x), f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x))))}
    STATUS:
     arrows: 0.562500
     SCCS (2):
      Scc:
       {f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x),
        f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)),
        f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x)))}
      Scc:
       {f#(f(f(a(), x), b()), b()) -> f#(x, b()),
        f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()),
        f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b())}
      
      SCC (3):
       Strict:
        {f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), x),
         f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), x)),
         f#(a(), f(a(), f(a(), f(x, b())))) -> f#(a(), f(a(), f(a(), x)))}
       Weak:
       {        f(f(f(a(), x), b()), b()) -> f(f(a(), f(f(x, b()), b())), b()),
        f(a(), f(a(), f(a(), f(x, b())))) -> f(f(a(), f(a(), f(a(), x))), b())}
       Open
      
      SCC (3):
       Strict:
        {f#(f(f(a(), x), b()), b()) -> f#(x, b()),
         f#(f(f(a(), x), b()), b()) -> f#(f(x, b()), b()),
         f#(f(f(a(), x), b()), b()) -> f#(f(a(), f(f(x, b()), b())), b())}
       Weak:
       {        f(f(f(a(), x), b()), b()) -> f(f(a(), f(f(x, b()), b())), b()),
        f(a(), f(a(), f(a(), f(x, b())))) -> f(f(a(), f(a(), f(a(), x))), b())}
       Open