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 Input:
Context: If we can dress like them, they can dress like us. Emma Sledd :) (@EmmaSledd) January 29, 2016 Question: what can they dress like? Answer: us

Ex Output:
yes


Ex Input:
Context: Congrats @PattyArquette! Thx for using your speech to advocate for #EqualPay and for understanding that when women succeed, America succeeds— Valerie Jarrett (@vj44) February 23, 2015 Question: @pattyarquette advocated for what in her speech? Answer: #equalpay

Ex Output:
yes


Ex Input:
Context: Southampton born Gary Hunt wins second in Red Bull Cliff Diving comp... On Demand News (@ODN) September 21, 2014 Question: whom are we honoring today? Answer: martin luther king

Ex Output:

no