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: Police form circular wall. Reports of flag burning planned outside convention. Firefighters on scene # Tolly Taylor (@TollyTaylor) July 20, 2016 Question: what is planned outside the convention? Answer: flag burning

Output: yes

Input: Consider Input: Context: Corrected Link: Unarmed Missouri teen killed by officer after 'physical confrontation' NBC News (@NBCNews) August 10, 2014 Question: where did he meet him and his mom? Answer: on a plane

Output: no

Input: Consider Input: Context: Quietness and calm are still dominant in Mosul. I will not write about fear tonight. I will write about my dreams... Mosul Eye (@MosulEye) November 2, 2016 Question: if a person is always trying to be normal, they will never know what? Answer: how amazing they can be
Output: no