197.23/50.51	MAYBE
197.23/50.51	
197.23/50.51	Problem:
197.23/50.51	 a(a(b(a(a(a(a(a(a(a(x1)))))))))) -> a(a(a(a(a(a(a(a(a(b(a(a(b(x1)))))))))))))
197.23/50.51	
197.23/50.51	Proof:
197.23/50.51	 Open
197.23/50.52	EOF