197.30/50.46	MAYBE
197.30/50.46	
197.30/50.46	Problem:
197.30/50.46	 a(a(a(b(a(a(a(a(a(a(x1)))))))))) -> a(a(a(a(a(a(a(a(a(b(a(a(a(b(x1))))))))))))))
197.30/50.46	
197.30/50.46	Proof:
197.30/50.46	 Open
197.30/50.47	EOF