197.59/50.56	MAYBE
197.59/50.56	
197.59/50.56	Problem:
197.59/50.56	 a(b(b(a(a(b(a(x1))))))) -> a(b(a(a(b(b(a(a(b(x1)))))))))
197.59/50.56	
197.59/50.56	Proof:
197.59/50.56	 Open
197.59/50.57	EOF