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: Here's a photo of Nichelle in the Oval Office meeting w/ Pres Obama last year – a wonderful memory to be sure! Nichelle Nichols (@RealNichelle) January 21, 2013 Question: *there is no tweet shown Answer: wore a #timesup pin

Ex Output:
no


Ex Input:
Context: I came in like a wrecking ball @Wellesley — WellesleySleepwalker (@WCSleepwalker) February 6, 2014 Question: who came in the wrecking ball Answer: honda odyssey

Ex Output:
no


Ex Input:
Context: It has come to my attention that the fine people of @Twitter have an egregious grammar problem. I'm here to help. #KelseyGrammerGrammar— Kelsey Grammer (@KelseyGrammer) June 30, 2014 Question: who is here to help? Answer: kelsey grammer

Ex Output:

yes