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.

Ex Input:
Context: You can see the angry crowd grow around the pro-Officer Darren Wilson supporters in #Ferguson. Eliott C. McLaughlin (@EliottCNN) August 21, 2014 Question: where is this angry crowd? Answer: ferguson

Ex Output:
yes


Ex 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

Ex Output:
no


Ex Input:
Context: #Kallis made his Test debut v England in 1995 at Kingsmead. 44 100's and 292 wkts later also ends his illustrious Test career there— Cricket South Africa (@OfficialCSA) December 25, 2013 Question: who made their debut v england in 1995 at kingsmead? Answer: kallis did

Ex Output:

yes