instruction:
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.
question:
Context: When your friend go dancing with strangers at the club and u just don’t know what to do # Triyoncé (@tribranchvo) February 5, 2018 Question: what did katy perry do in a living room? Answer: help deliver babies
answer:
no


question:
Context: The results are in. Unfettered free trade has been a disaster for working Americans. It is high time we ended our disastrous trade policies.— Bernie Sanders (@SenSanders) August 24, 2015 Question: who is trade a disaster for? Answer: working americans
answer:
yes


question:
Context: David Letterman announces that he will retire next year. CBS frantically looking for someone named Jimmy.— Albert Brooks (@AlbertBrooks) April 3, 2014 Question: who did vitaly tell that he would streak? Answer: his twitter followers
answer:

no