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.

Example 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
Example Output: no

Example Input: Context: Melania Trump says she wishes her husband would use nicer language — sometimes #TrumpFamily CNN Politics (@CNNPolitics) April 13, 2016 Question: melania trump wishes who would use nicer language? Answer: her husband.
Example Output: yes

Example Input: Context: time to take a stand. the envelope pl... i'm going against the odds. Romney wins w/ around 300. @cnnopinion. the silent majority roars.— Alex Castellanos (@alexcast) November 4, 2012 Question: what is taylor buying? Answer: album
Example Output:
no