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.

Q: Context: #saopaulo #worldcup #naovaitercopa protest unveils huge banner from overpass - in English. Ben Tavener (@BenTavener) April 30, 2014 Question: how are the protesters protesting? Answer: huge banner from overpass

A: yes
****
Q: Context: A3:World Hickory Championship supported by @carnoustiecntry this year at Panmure Golf Club (Oct 6-10th) #scotlandhour Scottish GolfPodcast (@ScotGolfPodcast) September 24, 2014 Question: what do the cavs have? Answer: space and attractive situation

A: no
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Q: Context: Congrats 2 my opponent today. She did her thing. I'm proud of her. I wish her well. Until next time. There's always tomm & I will be ready.— Serena Williams (@serenawilliams) May 28, 2014 Question: who sings the song lucille? Answer: kenny rogers

A:
no
****