1.49/0.73	YES
1.49/0.73	
1.49/0.73	Problem:
1.49/0.73	 b(a(a(a(x1)))) -> b(b(a(a(x1))))
1.49/0.73	 a(b(b(b(x1)))) -> b(b(b(a(x1))))
1.49/0.73	 a(b(b(b(x1)))) -> b(b(a(a(x1))))
1.49/0.73	
1.49/0.73	Proof:
1.49/0.73	 KBO Processor:
1.49/0.73	  weight function:
1.49/0.73	   w0 = 1
1.49/0.73	   w(b) = w(a) = 1
1.49/0.73	  precedence:
1.49/0.73	   a > b
1.49/0.73	  problem:
1.49/0.73	   
1.49/0.73	  Qed
1.49/0.73	EOF