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 Input:
Context: "Cheese dust is not food" says @MichelleObama. We concur. #EatRealFood Slow Food USA (@SlowFoodUSA) February 9, 2015 Question: what will tony fernandes do Answer: what ever he can

Ex Output:
no


Ex Input:
Context: I'm going to fight my heart out to make sure @realDonaldTrump's toxic stew of hatred & insecurity never reaches the White House.— Elizabeth Warren (@elizabethforma) May 4, 2016 Question: why are karen and nick praying for friends and families? Answer: because of the victims of the nepal earthquake

Ex Output:
no


Ex Input:
Context: The 1st time I saw Who's Afraid of Virgina Woolf it was a game changer for me.thnk you Mike Nichols for such a haunting,beautiful,dark tale— christina applegate (@1capplegate) November 20, 2014 Question: what day is the giants' parade? Answer: friday

Ex Output:

no