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 have cerebral palsy #iamapreexistingcondition I deserve health care— Casey Green (@caseylgreen09) May 4, 2017 Question: what is it that casey has? Answer: cerebral palsy
Example Output: yes

Example Input: Context: VIDEO: Two dozen protesters outside Dallas home of #OU #SigmaAlphaEpsilon frat member. Jason Whitely (@JasonWhitely) March 11, 2015 Question: is the frat member privileged? Answer: by looking at his home, yes.
Example Output: yes

Example Input: Context: Huge party tonight for Team Penske. The Captain celebrating 50 years in the biz. Heather Tucker (@HeatherR_Tucker) January 20, 2016 Question: why did blake farenhthold apologize? Answer: because of his delayed response.
Example Output:
no