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 agree with @realDonaldTrump, his Attorney General should not have recused himself over reported incidental contacts with Russian officials— Senator Rand Paul (@RandPaul) July 20, 2017 Question: what radio talent seems to have upset james rogala? Answer: brian williams
[A]: no


[Q]: Context: Katy Perry rocking the Wii safety strap during the halftime show. #SuperBowl Funny Or Die (@funnyordie) February 2, 2015 Question: who was wearing a safety strap? Answer: katy perry
[A]: yes


[Q]: Context: On approach to dwarf planet #Ceres, new @NASA_Dawn images hint at a cratered surface. U NASA (@NASA) January 19, 2015 Question: what takes images in space for nasa Answer: dawn
[A]:
yes