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 Input:
Context: Fine, Regina. But on Thursday we wear Purple. #SpiritDay (join me to support LGBT youth tomorrow). Reggie Aqui (@reggieaqui) October 16, 2014 Question: who is being supported by wearing purple on #spiritday? Answer: lgbt youth

Ex Output:
yes


Ex Input:
Context: AP NFL @AP_NFLPatriots backup QBs played key role in Super Bowl run @khightower #SB51 , 7:33:06 PM Question: who played a key role in patriots super bowl run? Answer: backup qbs

Ex Output:
yes


Ex Input:
Context: "No movie sequel is better than The Empire Strikes Back." You might eat those words for Xmas dinner in 2015. Joy & Indigestion to the world!— Anthony Daniels (@ADaniels3PO) November 2, 2014 Question: what holiday will you eat your words during dinner in 2015? Answer: 2015

Ex Output:

yes