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: I believed in her then, I believe in her now. @HillaryClinton #mypresident Me and @ambertamblyn stumping in 2008 America Ferrera (@AmericaFerrera) April 12, 2015 Question: what makes a difference Answer: points
Example Output: no

Example Input: Context: "If you are always trying to be normal, you will never know how amazing you can be." Maya Angelou - who was utterly amazing. J.K. Rowling (@jk_rowling) May 28, 2014 Question: who does j.k. rowling quote? Answer: maya angelou
Example Output: yes

Example Input: Context: SOS I need help and no one has the answer...Beyonce's twins names..is her one twin named Sir Carter Carter? Confused.. Huw Ball (@itsmehuw) July 14, 2017 Question: where do you go to school? Answer: the university of maryland
Example Output:
yes