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.

Example Input: Context: #EbolaQandA My mom is flying into Love Field on Sat. Should she be concerned about catching Ebola?— Blackhorse (@RoscoeTheHorse) October 1, 2014 Question: what business was miss cleo in? Answer: phone psychic
Example Output: no

Example Input: Context: Rose McGowan BLASTS Ray Rice Halloween costume TMZ (@TMZ) October 23, 2014 Question: who is the celebrity mentioned in the tweet? Answer: rose mcgowan.
Example Output: yes

Example Input: Context: Chowing down on a beautiful Christmas feast? Enjoy. Tweet me & @kittenwithawhip of @eatocracy!— Josh Levs (@JoshLevs) December 25, 2013 Question: who wrote this tweet? Answer: kim kardashian west
Example Output:
no