197.21/50.45	MAYBE
197.21/50.45	
197.21/50.45	Problem:
197.21/50.45	 a(a(b(a(a(b(a(a(a(a(x1)))))))))) -> a(a(a(a(a(a(b(a(a(b(a(a(b(x1)))))))))))))
197.21/50.45	
197.21/50.45	Proof:
197.21/50.45	 Open
197.21/50.46	EOF