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: both countries will, perhaps, work together to solve some of the many great and pressing problems and issues of the WORLD!— Donald J. Trump (@realDonaldTrump) January 7, 2017 Question: what is described as having great and pressing problems? Answer: the world
[EX A]: yes

[EX Q]: Context: ✨ #Si2 took off this morning from JFK @NY_NJairports #NYC at 2:30AM EDT, relive it here: SOLAR IMPULSE (@solarimpulse) June 20, 2016 Question: where did the si2 take off from this morning? Answer: because freedom and america!
[EX A]: no

[EX Q]: Context: #cnnsnow Northern Virginia and the DC area on general are gearing up as the snow starts to fall. Stay off the roads if u can.— joe johns (@joejohnscnn) February 16, 2015 Question: what should be avoided in the snow? Answer: three
[EX A]:
no