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: This is what #airpollution looks like. #DelhiSmog today. Smell of burning in the air. Getting that choking feeling. #delhipollution Manimugdha Sharma (@quizzicalguy) November 5, 2016 Question: what city is the poster referring to? Answer: delhi
[EX A]: yes

[EX Q]: Context: Police form circular wall. Reports of flag burning planned outside convention. Firefighters on scene # Tolly Taylor (@TollyTaylor) July 20, 2016 Question: what is planned outside the convention? Answer: flag burning
[EX A]: yes

[EX Q]: Context: I agree—this is a "moral outrage & nat'l disgrace." If Congress doesn't have courage to act, let's use EOs. -O'M Martin O'Malley (@MartinOMalley) December 5, 2015 Question: who will try seeing people as human beings? Answer: usat opinion
[EX A]:
no