YES
Time: 0.000591
TRS:
 {a b x -> b b a x}
 DP:
  DP:
   {a# b x -> a# x}
  TRS:
  {a b x -> b b a x}
  EDG:
   {(a# b x -> a# x, a# b x -> a# x)}
   SCCS (1):
    Scc:
     {a# b x -> a# x}
    SCC (1):
     Strict:
      {a# b x -> a# x}
     Weak:
     {a b x -> b b a x}
     SPSC:
      Simple Projection:
       pi(a#) = 0
      Strict:
       {}
      Qed