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: Happy Birthday Nelson Mandela. You teach us tolerance, forgiveness and simple kindness. #Saint— Kim Engelbrecht (@kimengelbrecht) July 18, 2012 Question: what does nelson mandela teaches us? Answer: inclusiveness
[EX A]: no

[EX Q]: Context: Katherine Webb doing her best impression of Stefon from SNL after McCarron's fumble. #SugarBowl #OUvsBama — Jason Martinez (@JasonMartinezTV) January 3, 2014 Question: who is doing an impression of stefon from snl? Answer: katherine webb
[EX A]: yes

[EX Q]: Context: Floods triggered by torrential rain wash away a building and a truck in the autonomous region of Tibet CNN Weather Center (@CNNweather) July 10, 2017 Question: where were the floods? Answer: lakers
[EX A]:
no