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: Soldier with counter-terror forces manning a sniper rifle observing#ISIS activity at the frontline on the outskirts of #Mosul. Hamdi (@HamdiAlkhshali) November 4, 2016 Question: what is this ship on? Answer: new york slough

no