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.
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Question: Context: Our friends at @AirbusDefence shared radar images of North Korea's nuclear test site showing post-test subsidence. — Jeffrey Lewis (@ArmsControlWonk) September 13, 2017 Question: what did the nuclear test site show? Answer: fought

Answer: no


Question: Context: Today there were terror attacks in Turkey, Switzerland and Germany - and it is only getting worse. The civilized world must change thinking!— Donald J. Trump (@realDonaldTrump) December 19, 2016 Question: what must the civilized world do according to trump? Answer: change thinking

Answer: yes


Question: Context: A7: I've always found that between blogging and twitter, that you don't need to do traditional PR. #CNNAfrica— Erik Hersman (@whiteafrican) January 14, 2015 Question: what can blogging and twitter replace? Answer: #openhouse #brussels

Answer:
no