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: ブラッシングしながらホント冬の狸ってまんまるに見えるなーと思い撮影したはずなのに、何故かごにょごにょ中にいきなり布団を引っぺがされたような姿に写っていているタヌキでした。 ことり (@chibi_tori) January 23, 2016 Question: who was katy perry endorsing in her tweet? Answer: hillary clinton

Ex Output:
no


Ex Input:
Context: Félicitations @AS_Monaco ! On se voit peut être en 1/4 de finale pour un nouveau #SommetdElegance #ASMARS ;-) PSG Officiel (@PSG_inside) March 17, 2015 Question: who posted this tweet? Answer: psg officiel

Ex Output:
yes


Ex Input:
Context: .@rupertmurdoch You are Catholic, why are you not hunting pedophiles? #RupertsFault— Aziz Ansari (@azizansari) January 12, 2015 Question: who is he not hunting? Answer: pedophiles

Ex Output:

yes