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: Empire State Building goes red for Trump with the blood of primary opponents past andrew kaczynski (@BuzzFeedAndrew) April 20, 2016 Question: what color did the empire state building turn? Answer: red

Ex Output:
yes


Ex Input:
Context: Is Ebola a disease of #poverty? Read this @UNDP blog to find out: #EbolaResponse UN Geneva (@UNGeneva) December 4, 2014 Question: what disease are they tweeting about? Answer: ebola

Ex Output:
yes


Ex Input:
Context: Are you guys kidding me right now? London City Airport?...sorry but your 'cause' is now getting overshadowed by these stupid stunts #blmuk— Kayode Modupe-Ojo (@kayodemodupeojo) September 6, 2016 Question: what was overshadowing london city airport's cause? Answer: the troops

Ex Output:

no