0.86/0.54	NO
0.86/0.54	
0.86/0.54	Problem:
0.86/0.54	 a(b(b(x1))) -> b(b(a(a(x1))))
0.86/0.54	 a(a(x1)) -> b(x1)
0.86/0.54	
0.86/0.54	Proof:
0.86/0.54	 Unfolding Processor:
0.86/0.54	  loop length: 6
0.86/0.54	  terms:
0.86/0.54	   a(b(b(b(b(b(b(x1043)))))))
0.86/0.54	   b(b(a(a(b(b(b(b(x1043))))))))
0.86/0.54	   b(b(a(b(b(a(a(b(b(x1043)))))))))
0.86/0.54	   b(b(a(b(b(a(b(b(a(a(x1043))))))))))
0.86/0.54	   b(b(a(b(b(b(b(a(a(a(a(x1043)))))))))))
0.86/0.54	   b(b(a(b(b(b(b(b(a(a(x1043))))))))))
0.86/0.54	  context: b(b([]))
0.86/0.54	  substitution:
0.86/0.54	   x1043 -> x1043
0.86/0.54	  Qed
0.86/0.55	EOF