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.

Q: Context: Just another night in the desert @justinbieber #beliebit Caroline Wozniacki (@CaroWozniacki) March 11, 2015 Question: what does she have in desert? Answer: another night

A: yes
****
Q: Context: .@stephenathome my kids tell me they're learning about Charles Darwin in school...Common Core math is getting weird.— Gov. Bobby Jindal (@BobbyJindal) October 1, 2014 Question: who is this a reply to? Answer: nikemiddleeast

A: no
****
Q: Context: If you are popular your critics don't have to be shot down in front of the Kremlin. Putin is just food in a prison, eat it or starve.— Garry Kasparov (@Kasparov63) March 1, 2015 Question: what person is similiar to food in a prison that one can eat or starve? Answer: putin

A:
yes
****