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: Partial solar eclipse at sunset! The moon will pass in front of the sun Thursday: [video] NASA (@NASA) October 20, 2014 Question: what will pass in front of the sun? Answer: the moon
[EX A]: yes

[EX Q]: 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
[EX A]: no

[EX Q]: Context: To Kill a Mockingbird? Nobody kills Mockingbirds better than me. I will kill the families of Mockingbirds. Believe me. #TrumpBookReport— Liam van der Spek (@SpekOfTheDevil) October 20, 2016 Question: who kills the mockingbirds? Answer: cj spiller
[EX A]:
no