198.07/50.41	MAYBE
198.07/50.41	
198.07/50.41	Problem:
198.07/50.41	 a(b(a(a(a(a(x1)))))) -> a(a(a(a(a(b(a(a(a(b(a(b(x1))))))))))))
198.07/50.41	
198.07/50.41	Proof:
198.07/50.41	 Open
198.07/50.42	EOF