0.95/0.56	YES
0.95/0.56	
0.95/0.56	Problem:
0.95/0.56	 a(b(b(x1))) -> b(a(a(x1)))
0.95/0.56	 a(a(b(x1))) -> b(b(a(x1)))
0.95/0.56	
0.95/0.56	Proof:
0.95/0.56	 KBO Processor:
0.95/0.56	  weight function:
0.95/0.56	   w0 = 1
0.95/0.56	   w(a) = w(b) = 1
0.95/0.56	  precedence:
0.95/0.56	   a > b
0.95/0.56	  problem:
0.95/0.56	   
0.95/0.56	  Qed
0.95/0.56	EOF