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: Shorter Obama: If you like your college savings plan, you can keep it. But I'm gonna tax the hell out of it. #sotu— Senator Rand Paul (@SenRandPaul) January 21, 2015 Question: what savings plan did obama want to save? Answer: college savings plan

Ex Output:
yes


Ex Input:
Context: Nearby Army Pavilion has become a tent city. 1000s made homeless or too scared to be under a roof are squatting here. Tim Hume (@tim_hume) April 27, 2015 Question: what has become a tent city? Answer: the lord

Ex Output:
no


Ex Input:
Context: Awesome! Can we come too? MT @Sunith_DB8R Any dealers in Vaughan wanna make a 20sac chop? Come to Keele/Langstaff Mr. Lube, need a spliff.— York Regional Police (@YRP) August 13, 2013 Question: where are police looking for dealers? Answer: in vaughan

Ex Output:

yes