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: Mr Cohen, I would not be surprised is Hillary is somehow behind this. Clinton's play dirty tricks when desperate. californiagirl*10 (@natashalarebel) January 2, 2016 Question: who is this tweet about? Answer: hillary clinton
[EX A]: yes

[EX Q]: Context: The results are in. Unfettered free trade has been a disaster for working Americans. It is high time we ended our disastrous trade policies. Bernie Sanders (@SenSanders) August 24, 2015 Question: who is trade a disaster for? Answer: working americans
[EX A]: yes

[EX Q]: Context: Take 9 minutes and watch this DOPE tribute to the first Kennedy Center Hip Hop Honoree....I dare you to stay still when the beat drops...💚💛💚💛💚 EJT (@PrincipalEJT) December 27, 2017 Question: what is the name of draymond's agent? Answer: b.j. armstrong
[EX A]:
no