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: VIDEO: Two dozen protesters outside Dallas home of #OU #SigmaAlphaEpsilon frat member. Jason Whitely (@JasonWhitely) March 11, 2015 Question: is the frat member privileged? Answer: by looking at his home, yes.
[EX A]: yes

[EX Q]: Context: #vanessahicks is an #American who understands the heart&soul of our #Soldiers .She captured that in the most beautiful way! #flagbaby #USA— Tammy Motola (@tmotola) March 12, 2015 Question: whose heart and soul is understood? Answer: soldiers
[EX A]: yes

[EX Q]: Context: Sotnikova was energetic, strong, commendable, but not a complete skater. I fear I will never be allowed back in Russia again.— Dick Button (@PushDicksButton) February 20, 2014 Question: what is the tweeter all about? Answer: the base
[EX A]:
no