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.

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
no

Context: At 1:21 before launch, a thrust vector control actuator for the Falcon 9's 2nd stage failed to perform as expected. @SpaceX is evaluating. NASA (@NASA) January 6, 2015 Question: what happened to the thrust vector control Answer: it failed
yes

Context: First Christmas Full Moon since 1977! It's been 38 since we've last had a full moon on December 25th! #CNNiReport Dennis Doucet (@photosjpn) December 25, 2015 Question: what is special about this december 25th? Answer: a full moon.
yes