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: @jtimberlake @iJesseWilliams Did you like the part when Jesse talked about white people stealing from us? That should resonate with you.— sockruhtese (@sockruhtese) June 27, 2016 Question: when was an announcement possibly expected? Answer: afternoon
[A]: no


[Q]: Context: Prince didn't even perform tonight and he owned the Grammys. Mashable (@mashable) February 9, 2015 Question: how many refugees were stuck? Answer: 100s
[A]: no


[Q]: Context: A9: Africa is the last "blue ocean" for tech, the opportunities here are huge. Why would you choose anywhere else? #CNNAfrica— Erik Hersman (@whiteafrican) January 14, 2015 Question: what color is the ocean? Answer: blue
[A]:
yes