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: Many people are equating BREXIT, and what is going on in Great Britain, with what is happening in the U.S. People want their country back!— Donald J. Trump (@realDonaldTrump) June 24, 2016 Question: who is presenting this clip? Answer: tom hiddleston
Example Output: no

Example Input: Context: If we can dress like them, they can dress like us. Emma Sledd :) (@EmmaSledd) January 29, 2016 Question: what can they dress like? Answer: us
Example Output: yes

Example Input: Context: Caveat Lecter--tests prove book is definitely bound in human skin @HoughtonLib The Harvard Library (@HarvardLibrary) June 4, 2014 Question: what proves the book is bound in human skin? Answer: tests
Example Output:
yes