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.

Input: Consider Input: Context: Mr Cohen, I would not be surprised is Hillary is somehow behind this. Clinton's play dirty tricks when desperate. californiagirl*10 (@natashalarebel) January 2, 2016 Question: who is this tweet about? Answer: hillary clinton

Output: yes


Input: Consider Input: Context: I desperately want a reporter to ask Sean Spicer what he has in his teeth Alexandra Gallant (@Gallantdesigner) March 27, 2017 Question: who was the piece by? Answer: dmitriy samohin

Output: no


Input: Consider Input: Context: I fluffed up the Browns "0-for beard" today marking day#83. Last game of season would be Day#115 #beards #0-16 #browns — Scott Sabol (@ScottSabolFOX8) November 30, 2016 Question: what did scott sabol fluff up? Answer: the browns


Output: yes