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.
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Question: Context: LEO AND KATE MEET IN THE WINNERS ROOM AND FALL IN LOVE AT THE TOP OF A STAIRCASE— Beth (@bethorne) January 11, 2016 Question: where did leo and kate fall in love? Answer: at the top of a staircase

Answer: yes


Question: 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

Answer: yes


Question: Context: #BREAKING: NYC doctor tests positive for #Ebola. Stay w/ @CNN for the latest. 80 #OutFront 1 — OutFrontCNN (@OutFrontCNN) October 24, 2014 Question: who tested positive for ebola? Answer: an nyc doctor.

Answer:
yes