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: .@Bakari_Sellers: We don't want anything from white nationalists. All we want is human dignity and equity. CNN Tonight (@CNNTonight) December 22, 2016 Question: who wants power taken from white establishments Answer: the left
Example Output: yes

Example Input: Context: I'm impatiently sitting by the phone to see if I get hired as the voice of #PizzaRat— Gilbert Gottfried (@RealGilbert) September 21, 2015 Question: who auditioned for pizza rat? Answer: gilbert gottfried
Example Output: yes

Example Input: Context: FCB turn focus to @MCFC -- and want to "find another gear on Tuesday (17/09)": 0 FC Bayern English (@FCBayernEN) September 14, 2014 Question: what are the bad jokes about? Answer: brazil vs. germany
Example Output:
no