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: Very excited to welcome our next host: @Trevornoah! That's right - another guy in late night from Soweto. The Daily Show (@TheDailyShow) March 30, 2015 Question: where is trevor noah from? Answer: soweto.

Ex Output:
yes

Ex Input:
Context: No one should forget that you were the first one who broke the silence. Anyone who tries to diminish your work is a troll and an enemy of the movement. You gave me the courage to speak out. I am on your side until I die. Asia Argento (@AsiaArgento) January 7, 2018 Question: what did the protest do, peacefully? Answer: shut down an intersection

Ex Output:
no

Ex Input:
Context: After Fellaini and Mata, just seems odd that #mufc keep pursuing players who aren't exactly addressing the main shortcomings in the team James Ducker (@DuckerTheTimes) August 24, 2014 Question: what is neil degrasse tyson imagining? Answer: he wants the world to learn from truth

Ex Output:
no