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: 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
[A]: no

[Q]: Context: "You're the Spiderman!" Here's your first look at a brand new @SpiderManMovie clip, exclusively from the #MTVAwards airing right now! MTV (@MTV) May 8, 2017 Question: what is the brand new clip of? Answer: the spider man movie
[A]: yes

[Q]: Context: Chip: "We didn't coach well. we didn't do anything well." Reuben Frank (@RoobCSN) November 26, 2015 Question: if putin meets conditions of sanctions & ends violations of ukrain sovereignty, what should happen? Answer: sanctions should lift
[A]:
no