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.

Ex Input:
Context: @klustout make it quick. drop it in the tub. better for both of you...— Bill Bishop (@niubi) September 24, 2013 Question: where were some victims from? Answer: council bluffs, iowa

Ex Output:
no


Ex Input:
Context: Brilliant picture. The kid that ran on the pitch that Neymar decided to introduce to the players! Emmett (@FutbolMinded) March 5, 2014 Question: what did the kid do Answer: ran

Ex Output:
yes


Ex Input:
Context: .@aetiology on Ebola: "Your cousin from Dallas is NOT going to turn your town into a scene from 28 Days Later." — Matt Sullivan (@sullduggery) October 1, 2014 Question: what type of media does this feel like? Answer: blog post

Ex Output:

no