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: There's a stadium somewhere in there. #BuffaloSnow MORE PHOTOS: Buffalo Bills (@buffalobills) November 20, 2014 Question: what's the weather like near the stadium in buffalo? Answer: beyonce's

Ex Output:
no


Ex Input:
Context: On Pratt and INDY, no writer, no clue on Spielberg and Pratt has no idea is even in the mix.— Justin Kroll (@krolljvar) January 27, 2015 Question: what does pratt have no idea about? Answer: hurtful

Ex Output:
no


Ex Input:
Context: In 1979 Iranians experienced a revolution without democracy; today they aspire for democracy without a revolution— Karim Sadjadpour (@ksadjadpour) December 29, 2017 Question: what do the iranians aspire for today? Answer: democracy

Ex Output:

yes