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: Someone said we don't win anymore. Must not be watching Americans swimming in Rio tonight! #Rio2016 John Kasich (@JohnKasich) August 13, 2016 Question: where is america swimming? Answer: rio
[A]: yes

[Q]: Context: If being proactive means closing the #DomesticViolenceLoophole exploited by the #SutherlandSprings Texas shooter, you're right. Jeff Flake (@JeffFlake) November 7, 2017 Question: who is rob lowe mourning? Answer: the dead.
[A]:
no