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: Our prayers are with the students, educators & families at Independence High School & all the first responders on the scene. #PatriotPride— Doug Ducey (@dougducey) February 12, 2016 Question: at which school were first responders on the scene for? Answer: independence high school
Example output: yes
Example explanation: Here, the generated label is 'yes' because the given context is useful in answering the question.
Q: Context: Proud to take a knee, and to stand tall against social injustice." #takeaknee#medaloffreedom#NFL#BillRussell# TheBillRussell (@BillRus73270016) September 25, 2017 Question: why is emma thompson sailing? Answer: to help save the arctic.
A:
no