In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify this question-answer pair into two categories: (1) "yes" if the given answer is right for question, and (2) "no" if the given answer is wrong for question.

Ex Input:
Context: "They really will pull the thread that unravels the entire system" @SenStabenow on #GOP repealing Obamacare OutFrontCNN (@OutFrontCNN) January 5, 2017 Question: what might be appealed according to outfrontcnn? Answer: ellen degeneres.

Ex Output:
no


Ex Input:
Context: Maturity, grace and oh boy, is she going high when they went low. shonda rhimes (@shondarhimes) January 20, 2017 Question: who is she talking about? Answer: in a beautiful picture

Ex Output:
no


Ex Input:
Context: Hey everybody, thanks for your concern. We're all safe & doing well in the Russian segment. Follow @Nasa for updates on @Space_Station today— Sam Cristoforetti (@AstroSamantha) January 14, 2015 Question: who is providing space station updates? Answer: guilty

Ex Output:

no