Definition: In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify given passage into two categories: (1) "yes" if the given context is useful in answering the question, and (2) "no" if the given context is not useful.
Input: Context: Huge disaster.Helped searched and rescued victims through huge debris area.Many dead.Much more badly injured.More to die if not heli asap.— Alex Gavan (@AlexGAVAN) April 25, 2015 Question: what is piers morgan planing Answer: a 'men's march'

no