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.

Example Input: Context: Tennessee's GOP Governor @BillHaslam has been elected RGA Chairman for 2015! The RGA (@The_RGA) November 20, 2014 Question: what is the author of the tweets emotion? Answer: disappointed
Example Output: no

Example Input: Context: Hey everybody, thanks for your concern. We're all safe & doing well in the Russian segment. Follow @Nasa for updates on @Space_Station today— Sam Cristoforetti (@AstroSamantha) January 14, 2015 Question: who balked on conditions? Answer: munchak
Example Output: no

Example Input: Context: Thanks for all the consoling words.I'm taking my 'punishment' like a man. #cleavagegate— Piers Morgan (@piersmorgan) February 5, 2016 Question: who is taking his punichment like a man? Answer: piers morgan
Example Output:
yes