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: "Improvised shanty-megastructures" drawn by Nigerian architect Olalekan Jeyifous. Via . #art Oreoluwa Fakorede (@OreFakorede) 25 March 2016 Question: who drew the architecture? Answer: olalekan jeyifous

Ex Output:
yes

Ex Input:
Context: Happy Birthday to the great @BettyMWhite ! Help me celebrate her 92nd birthday by signing her @openme card iiii]; )' Slash (@Slash) January 17, 2014 Question: how old did betty white turn? Answer: the cavaliers

Ex Output:
no

Ex Input:
Context: I WILL ALWAYS SUPPORT ZAYN BUT NOT ZAUGHTY. OTRA Updates! (@OTRADaily) March 31, 2015 Question: who will @otadaily not support? Answer: alzheimer's prevention registry

Ex Output:
no