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: One of the coolest things I've seen in my life. Woke up to the explosions - Volcán de Fuego, Guatemala. Brad Guay (@BradGuayWX) July 9, 2017 Question: what woke brad up? Answer: explosions
[A]: yes


[Q]: Context: Making fun of the #heroin epidemic is bad satire #snl. If you were poking the drug companies, the families are the ones who felt it.— tracey helton (@traceyh415) April 17, 2016 Question: who are the ones who felt it? Answer: families
[A]:
yes