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: Actually, that's just what taking the office of President seriously looks like. Hillary Clinton (@HillaryClinton) September 8, 2016 Question: what website is linked in this? Answer: twitter
Example Output: yes

Example Input: Context: #Neymar's brace helps #BRA to a much-needed win. Get all the reaction here: #CNNWorldCup CNN Football Club (@CNNFC) June 12, 2014 Question: who did neymar brace help to? Answer: brazil
Example Output: yes

Example Input: Context: Van Gaal really IS a miracle-worker - United actually look worse than they did under Moyes.— Piers Morgan (@piersmorgan) August 16, 2014 Question: who looks worse than they did under moyes? Answer: united
Example Output:
yes