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.

[EX Q]: Context: Mulder, it's me. Are you ready? MT @MichaelAusiello XF Revival Official @DavidDuchovny & @GillianA Back for 6 New Eps Gillian Anderson (@GillianA) March 24, 2015 Question: how did the police officer die? Answer: in the line of duty
[EX A]: no

[EX Q]: 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
[EX A]: yes

[EX Q]: Context: Excited to reveal my @Cosmopolitan cover shot by James White! Get your copy next week 🙌 Gwen Stefani (@gwenstefani) August 4, 2016 Question: who did the cover shot? Answer: james white
[EX A]:
yes