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 Q]: Context: The most poignant memory I've ever had at the Ryder Cup was in 1977 Tom Watson (@TomWatsonPGA) August 20, 2014 Question: where was the most poignant memory? Answer: dangerously ben
[EX A]: no

[EX Q]: Context: Philae:10 years in transitLanded on cometBounced (x2)Stuck in shadeSCIENCED ANYWAYLost powerWaitedOne month to goFOUND BY ROSETTA— Katie Mack (@AstroKatie) September 5, 2016 Question: how many times did philae bounce? Answer: the candy
[EX A]: no

[EX Q]: 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: america
[EX A]:
no