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.

Example Input: Context: That moment when you win the UK's most prestigious art prize...and you're not an artist. #TurnerPrize CNN Style (@CNNStyle) December 7, 2015 Question: which category does the turner prize encompass? Answer: art
Example Output: yes

Example Input: Context: dang I'm Mormon but the pope is such a cool guy. I would hang with him any day— Isabel Williams (@isabelkatew) July 28, 2015 Question: who does isabel want to hang with? Answer: u2
Example Output: no

Example Input: Context: The US Embassy in France (@USEmbassyFrance) has changed its Twitter pic to the #JeSuisCharlie image Elena Cresci (@elenacresci) January 7, 2015 Question: what imagine did it change to? Answer: je suis charlie
Example Output:
yes