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: US talks w/Saudi medieval regime, a stigma that won't be cleaned off US, on human rights of Iran--a country which is symbol of democracy!— Khamenei.ir (@khamenei_ir) June 12, 2017 Question: what sport did tweet refer to? Answer: tennis

Answer: no


Question: Context: KellyAnne Conway setting all sorts of fashion trends for the # Michael Moran (@TheMichaelMoran) January 20, 2017 Question: who is setting all sorts of trends? Answer: kellyanne conway

Answer: yes


Question: Context: As a young man, I made a mistake that I deeply regret and for which apologies may still not be enough.— Stephen Rannazzisi (@SteveRannazzisi) September 16, 2015 Question: who is traveling to austria? Answer: reporters of iran talks vienna.

Answer:
no