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: From backflips to @Koreanfan_KC, there's been magic brewing in Kansas City all year long: MLB (@MLB) October 9, 2014 Question: who was part of the magic brewing in kansas city Answer: koreanfan_kc
Example Output: yes

Example Input: Context: Let's break this down: APC has limited funds. PDP has CBN. APC will be bankrupted by this postponement. Part of the plan. Please donate!— Editi Effiòng (@EditiEffiong) February 8, 2015 Question: who will be bankrupted by this postponement? Answer: apc
Example Output: yes

Example Input: Context: @jtimberlake @iJesseWilliams Did you like the part when Jesse talked about white people stealing from us? That should resonate with you.— sockruhtese (@sockruhtese) June 27, 2016 Question: which site does zeffreen direct readers to? Answer: his facebook page; fb.me/6opkzwltp
Example Output:
no