198.21/50.67	MAYBE
198.21/50.67	
198.21/50.67	Problem:
198.21/50.67	 a(b(b(a(a(a(a(a(a(a(x1)))))))))) -> a(a(a(a(a(a(a(a(b(b(a(b(b(x1)))))))))))))
198.21/50.67	
198.21/50.67	Proof:
198.21/50.67	 Open
198.21/50.67	EOF