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: This is key: @DrFriedenCDC says viral hemorrhagic fever has never been transmitted in the USA. Our health system can isolate. — Mark Leon Goldberg (@MarkLGoldberg) September 30, 2014 Question: did these people love this person? Answer: our hearts literally hurting
[EX A]: no

[EX Q]: Context: Really hoping we get Trump this Thursday #Presidentialselfiegirls— (Rad)dison (@_adddy_) July 13, 2015 Question: what is the message for? Answer: congratulations on the new birth
[EX A]: no

[EX Q]: Context: Overwhelming expressions of love & admiration for Maria today. The news has come as such a shock to our whole Team and is still sinking in— Marussia F1 Team (@Marussia_F1Team) October 11, 2013 Question: according to timmons, what % of manufacturing jobs are related to exports? Answer: 40%
[EX A]:
no