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: Following Monday's Russian #doping allegations, do you still have trust in track and field? CNN Sport (@cnnsport) November 10, 2015 Question: how many hours was the lucky woman stuck in the 5th floor building? Answer: 36 hours
answer:
no

question:
Context: .The United States is raising this unprofessional incident with Russia in the appropriate diplomatic and official channels. 2/2 U.S European Command (@US_EUCOM) April 11, 2015 Question: what is the united states doing Answer: raising this unprofessional incident with russia
answer:
yes

question:
Context: "Distinguished ladies/gentlemen we've taken all the states, we'll call it a day and convene tomorrow at 10am. Goodnight to you all"- Jega INEC Nigeria (@inecnigeria) March 30, 2015 Question: who wishes everyone a nice evening? Answer: jega.
answer:
yes