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: Is Ebola a disease of #poverty? Read this @UNDP blog to find out: #EbolaResponse UN Geneva (@UNGeneva) December 4, 2014 Question: what disease are they tweeting about? Answer: ebola
[EX A]: yes

[EX Q]: Context: The public needs to know 5 key messages on climate crisis, says Ed Maibach from George Mason. Worth writing down. #climatechangeshealth John D. Sutter (@jdsutter) February 16, 2017 Question: who needs to know this information? Answer: second
[EX A]: no

[EX Q]: Context: Coach Sullivan: "We had a lot of guys who were banged up. They played through a lot to win the Stanley Cup."— Pittsburgh Penguins (@penguins) June 16, 2016 Question: what team is coach sullivan on? Answer: 966
[EX A]:
no