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: We introduce the girls to mentors who are females in STEM and these mentors teach the girls to code #thisisafrica Regina Agyare (@ragyare) September 24, 2014 Question: what are these girls and their mentors involved in? Answer: 4 german teams lost
[A]: no


[Q]: Context: AP Top 25 @AP_Top25Swanigan leads No. 21 Purdue past Penn State 77-52 , 7:52:05 PM Question: purdue passed what team with a score of 77-52? Answer: penn state
[A]: yes


[Q]: Context: Emma Watson asks for barricade to be removed so she can greet marchers. This is something you don't see every day. # Julian Routh (@julianrouth) January 21, 2017 Question: who does she want to greet? Answer: psg officiel
[A]:
no