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: taylor.boards.net (@TSfanforum) November 15, 2017 Question: what time was this tweeted? Answer: 7:37 pm
[A]: yes

[Q]: Context: You don't have to search hard to figure out why #GoogleGlass is being retooled: Adweek (@Adweek) January 16, 2015 Question: how long was he friends with kesha? Answer: for many years.
[A]: no

[Q]: Context: Saddened to hear of the passing of Chester from @linkinpark. Another gifted voice silenced to the spirit in the sky-forever alive in song Tyson ritteR (@tysonritter) July 20, 2017 Question: how is chester's voice described? Answer: gifted
[A]:
yes