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.

Q: 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

A: yes
****
Q: Context: Arrests are being made following declaration of unlawful assembly at Emancipation Park in Charlottesville. # VA State Police (@VSPPIO) August 12, 2017 Question: what declaration has been made by police in emancipation park in charlottesville? Answer: gutted.

A: no
****
Q: Context: Do #airport send-offs & reunions make you smile? Share your #LoveTakesOff moment to win a full set of #AirportCards! ACI-NA (@airportscouncil) February 11, 2015 Question: this asks if send offs and reunions at the airport do what to you? Answer: make you smile

A:
yes
****