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: These convos aren't sourced enough 4 me to report as fact. But I've heard enough to believe "the wind is blowing" LJ back home. We'll see...— Chris Broussard (@Chris_Broussard) July 7, 2014 Question: who is escorting pm @narendramodi? Answer: prez @barackobama
Example Output: no

Example Input: Context: "Same thing basically." -the Pepsi ad wizards who came up with this one Joanna Robinson (@jowrotethis) April 4, 2017 Question: what are the pepsi ad wizards say? Answer: same thing basically
Example Output: yes

Example Input: Context: RAW VIDEO: @SeattlePD and protesters clash at Pike & Boren. 4:10p Friday 11/28 KING 5 News (@KING5Seattle) November 29, 2014 Question: where did this police and protest encounter happen? Answer: pike & boren st. in seattle.
Example Output:
yes