In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify given passage into two categories: (1) "yes" if the given context is useful in answering the question, and (2) "no" if the given context is not useful.

Input: Consider 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: what will they do to support lgbt youth? Answer: wear purple on thursday

Output: yes


Input: Consider Input: Context: Mirka and I are so incredibly happy to share that Leo and Lenny were born this evening! #TwinsAgain #Miracle— Roger Federer (@rogerfederer) May 6, 2014 Question: who is report the soldier is dead? Answer: official sources

Output: no


Input: Consider Input: Context: #HIMYM creators stayed true to the story. Finale fit the show, even if it is not what I wanted. Can't stop thinking about it. #HIMYMFinale— John Eisele (@johneisele) April 1, 2014 Question: what type of discrimination do trans women face? Answer: extrme


Output: no