198.08/50.65	MAYBE
198.08/50.65	
198.08/50.65	Problem:
198.08/50.65	 a(b(a(b(a(b(b(a(b(a(b(x1))))))))))) -> a(b(a(b(b(a(b(a(b(a(b(b(a(x1)))))))))))))
198.08/50.65	
198.08/50.65	Proof:
198.08/50.65	 Open
198.08/50.65	EOF