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.

Input: Consider 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

Output: yes


Input: Consider Input: Context: Katy Perry rocking the Wii safety strap during the halftime show. #SuperBowl Funny Or Die (@funnyordie) February 2, 2015 Question: who was wearing a safety strap? Answer: katy perry

Output: yes


Input: Consider Input: Context: See a live view as the Eiffel tower lights up to honor the 49 victims of #OrlandoShooting CNN (@CNN) June 13, 2016 Question: who is christina looking for? Answer: mama


Output: no