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 Q]: Context: Yay! Everyone is so wonderful and supportive of my shade! This might be a problem down the line. Thank you! #notmyjetthough #imnotthatfancy— Gabourey Sidibe (@GabbySidibe) January 14, 2014 Question: when might it be a problem? Answer: down the line
[EX A]: yes

[EX Q]: Context: Mary Berry's diet never fails to surprise us... #BakeOffHighlights #GBBOFinal British Bake Off (@BritishBakeOff) October 26, 2016 Question: what did the prime minister share with narendra? Answer: some very emotional things
[EX A]: no

[EX Q]: Context: Protesters staging a "die in" inside #grandcentral #nycprotest #EricGarner #CNN Carolyn Sung (@CarolynSungCNN) December 6, 2014 Question: what are the protesters calling the protest? Answer: a die in
[EX A]:
yes