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: my heart is broken. i love you profoundly my dear friend. and i will miss you everyday. may flights... Zachary Quinto (@ZacharyQuinto) February 27, 2015 Question: who caused all of this? Answer: blatter wasn't sole responsible, more have to follow.
[EX A]: no

[EX Q]: Context: Boom, boom, BOOM! Katy Perry broke the halftime show record with 118.5 million viewers. The game had a record 114.4M — Brian A. Hernandez (@BAHjournalist) February 2, 2015 Question: who broke the half-time record for the super bowl? Answer: katy perry
[EX A]: yes

[EX Q]: Context: There's been tremendous pressure within Durant's inner-circle to make dramatic move, to ride endorsement wave of change. Well, he did it.— Adrian Wojnarowski (@WojVerticalNBA) July 4, 2016 Question: where is brad goreski joining them? Answer: on fashion police
[EX A]:
no