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 Input:
Context: @kelly_clarkson huge fan here and I think you are AMAZING! I also believe this ❤ Kindness Matters! Ayel Rocks Kindness (@AyelAyel23) July 5, 2017 Question: what food is mentioned? Answer: a donut

Ex Output:
no


Ex Input:
Context: @M_Allenberg of @FortMacToday tries on the #hijab #YMM WorldHijabDayYMM (@WHDYMM) February 1, 2015 Question: what does @m_allenberg represent? Answer: @fortmactoday

Ex Output:
yes


Ex Input:
Context: This never-before-seen shot of @POTUS snorkeling shows him at ease in the sea he helped protect last year. National Geographic (@NatGeoMag) January 9, 2017 Question: who did google put in charge of google glass? Answer: tony fadell

Ex Output:

no