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: Appreciated joining @POTUS for meeting with the Freedom Caucus again today. This is it. # Vice President Pence (@VP) March 23, 2017 Question: who did potus meet with? Answer: freedom caucus

Ex Output:
yes

Ex Input:
Context: The media at the school that lost 16 pupils n 2 teachers in #GermanWingsCrash. Cold n rain matches the mood @CNN Paul Devitt (@cameramanCNN) March 25, 2015 Question: who are on the edge of their seats? Answer: survivors and family members of victims

Ex Output:
no

Ex Input:
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: which site does zeffreen direct readers to? Answer: his facebook page; fb.me/6opkzwltp

Ex Output:
no