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: Joe Biden's son ousted from the Navy for cocaine? If the son is like the father, that's a scary thought: think of Joe Biden. Now add cocaine— Bill Maher (@billmaher) October 18, 2014 Question: what branch of military was joe biden's son in? Answer: navy
[A]: yes


[Q]: Context: Ken Rosenthal @Ken_RosenthalSource: Hurdles remain in Phillips talks between #Braves and #Reds. BP must be cleared medically. Injured left hand near end of last season.2/12/2017, 4:50:26 AM Question: what did bp injure last season Answer: left hand
[A]: yes


[Q]: Context: "@saigon1968tet: "@realDonaldTrump: Secretary of Defense Chuck Hagel Obvious moron at conformation hearings."The worst I have ever witnessed— Donald J. Trump (@realDonaldTrump) August 23, 2014 Question: what is caitlyn doing now? Answer: living her true self
[A]:
no