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.

Example Input: Context: Katherine Webb doing her best impression of Stefon from SNL after McCarron's fumble. #SugarBowl #OUvsBama — Jason Martinez (@JasonMartinezTV) January 3, 2014 Question: who is doing an impression of stefon from snl? Answer: katherine webb
Example Output: yes

Example Input: Context: Learn how you can help the Cornwall campaign & to sound proof yr practice space: @BLOENVY Foo Fighters (@foofighters) March 23, 2016 Question: what campaign is seeking help? Answer: if she could eat curry
Example Output: no

Example Input: Context: Worked out tonight with Amy and Dave . Total Black tour coming soon . Chris Rock (@chrisrock) January 12, 2017 Question: which tour did chris say was coming soon? Answer: total black tour
Example Output:
yes