1.46/0.72	YES
1.46/0.72	
1.46/0.72	Problem:
1.46/0.72	 a(b(b(a(x1)))) -> b(a(b(a(x1))))
1.46/0.72	 b(b(b(a(x1)))) -> a(a(b(b(x1))))
1.46/0.72	 b(b(a(b(x1)))) -> b(b(b(a(x1))))
1.46/0.72	
1.46/0.72	Proof:
1.46/0.72	 KBO Processor:
1.46/0.72	  weight function:
1.46/0.72	   w0 = 1
1.46/0.72	   w(b) = 1
1.46/0.72	   w(a) = 0
1.46/0.72	  precedence:
1.46/0.72	   a > b
1.46/0.72	  problem:
1.46/0.72	   
1.46/0.72	  Qed
1.46/0.73	EOF