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.

Input: Consider Input: Context: @MayorMark its all fun and games now wait until we are old enough to vote #lastlaugh Dylan (@DFPFilms1) March 4, 2015 Question: who has agreed to join @arsenal? Answer: alexis sanchez

Output: no

Input: Consider Input: Context: Congratulations to Roy Moore on his Republican Primary win in Alabama. Luther Strange started way back & ran a good race. Roy, WIN in Dec! Donald J. Trump (@realDonaldTrump) September 27, 2017 Question: what did ray moore win? Answer: the republican primary in alabama

Output: yes

Input: Consider Input: Context: Guy next to me: "That blew me out of the water": F-35B jet floats in air at Farnborough airshow #FIA16 #avgeek CNN Travel (@CNNTravel) July 12, 2016 Question: what was the name of the airshow? Answer: farnborough.
Output: yes