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: Friant Kern canal sends water 152 mi south of here to Bakersfield Cali. Mostly to farms. #endangeredriver John D. Sutter (@jdsutter) June 13, 2014 Question: what is the purpose of friant kern canal ? Answer: it sends water to farms
[EX A]: yes

[EX Q]: Context: Beyoncé tried to break racial barriers and speak out about crime on her culture. And instead you come up with #BoycottBeyoncé— KOOL KID (@OshaneBlackwin) February 9, 2016 Question: who tried to break racial barriers and speak out about crime on her culture? Answer: high school
[EX A]: no

[EX Q]: Context: .@POTUS stopping by the show tonight!! @Madonna performs!! Go set your DVR, it's a great one!! #POTUSonFallon #FallonTonight— jimmy fallon (@jimmyfallon) June 9, 2016 Question: where is madonna performing Answer: potus
[EX A]:
yes