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.

[EX Q]: Context: Democrat Congresswoman totally fabricated what I said to the wife of a soldier who died in action (and I have proof). Sad!— Donald J. Trump (@realDonaldTrump) October 18, 2017 Question: what did shia say the light installations do not provide? Answer: an original experience
[EX A]: no

[EX Q]: Context: Google puts its best designer in charge of Google Glass, its biggest design problem. Nicholas Thompson (@nxthompson) January 15, 2015 Question: who did google put in charge of google glass? Answer: tony fadell
[EX A]: yes

[EX Q]: Context: Breaking: Huge explosions shook the city in what might be the beginning of US airstrikes on ISIS HQs in Raqqa— Abdulkader Hariri (@3bdUlkaed6r) September 23, 2014 Question: this tweet is not viewable Answer: this tweet is not viewable
[EX A]:
no