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: I am pleased to inform you that I have just granted a full Pardon to 85 year old American patriot Sheriff Joe Arpaio. He kept Arizona safe!— Donald J. Trump (@realDonaldTrump) August 26, 2017 Question: who did donald j. trump pardoned? Answer: sheriff joe arpaio
[A]: yes


[Q]: Context: 200 people at #chicago Mayor Rahm Emanuel's office protesting police handling of black men. #ferguson #cnn billkirkos (@KirkosBill) November 25, 2014 Question: how many people protested at rahm emanuel's office? Answer: 200 people
[A]: yes


[Q]: Context: @SamuelLJackson: Keep fighting and Stay Strong Strat! You can do it! #CapForStrat — Samuel L. Jackson (@SamuelLJackson) May 14, 2014 Question: who does jackson encourage? Answer: strat.
[A]:
yes