197.20/50.49	MAYBE
197.20/50.49	
197.20/50.49	Problem:
197.20/50.49	 a(b(a(a(a(a(a(x1))))))) -> a(a(a(a(a(a(b(a(a(a(a(b(x1))))))))))))
197.20/50.49	
197.20/50.49	Proof:
197.20/50.49	 Open
197.20/50.50	EOF