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: Hey everybody, thanks for your concern. We're all safe & doing well in the Russian segment. Follow @Nasa for updates on @Space_Station today— Sam Cristoforetti (@AstroSamantha) January 14, 2015 Question: who balked on conditions? Answer: munchak

Ex Output:
no


Ex Input:
Context: I thought I was hallucinating just now when I saw a broomstick coming towards me but it was just Joseph O'Brien. That guy needs a sandwich.— Australia (@Australia_Horse) August 20, 2014 Question: what did @austrailia_horse hallucinate? Answer: a broomstick

Ex Output:
yes


Ex Input:
Context: I do not, and have not ever condoned rape or violence against women. That is not the kind of man I believe Donald Trump to be. (3/3)— Blake Farenthold (@farenthold) October 12, 2016 Question: who is being accused of rape or violence? Answer: donald trump

Ex Output:

yes