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: .@HillaryClinton I think it's high time for a woman president. You will get my vote.— Ron Carlivati (@carlivatiron) April 12, 2015 Question: what kind of president did the message call for? Answer: a woman president
Example Output: yes

Example Input: Context: Captain Patrick Sondenheimer, the man who tried to save #flight9525, a true hero, is the name I'll remember. #GermanWings #RIP— Verena King (@verenaking) March 28, 2015 Question: what is the name of the man who tried to save the german wings flight? Answer: patrick sondenheimer
Example Output: yes

Example Input: Context: We can't decide on #UpOrDown, but we are paw-sitive #TurboTax will make #taxes simple. File today: TurboTax (@turbotax) April 10, 2015 Question: how many years ago did the person's life change? Answer: 1yr ago.
Example Output:
no