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.

[Q]: Context: I apologize if I've offended anyone. The post was meant to be anti-racist with humour. I now understand that (...) Mario Balotelli (@FinallyMario) December 2, 2014 Question: who finds ferrell in the corner? Answer: hbarnes
[A]: no

[Q]: Context: The llama chase reminds me of story when I worked in Columbus. Wayward llama was killed by hit and run driver. We called it the llamacide. Steve Brusk (@stevebruskCNN) February 26, 2015 Question: which kind of animal was killed? Answer: a llama
[A]: yes

[Q]: Context: Kim Jong Un's response to @realDonaldTrump's UN speech. Written in first person, released by #NorthKorea media: U Josh Berlinger (@j_berlingerCNN) September 22, 2017 Question: which speech is this a response to? Answer: the un
[A]:
yes