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: Two more nations are out of the World Cup, two more have kept their dreams alive: #CNNWorldCup CNN Football Club (@CNNFC) June 25, 2014 Question: what sport is trying to push the boundaries? Answer: vaulting

Output: no

Input: Consider Input: Context: WATCH "MAKING OF A MURDERER" on @Netflix immediately. RainnWilson (@rainnwilson) December 28, 2015 Question: what kind of car did alex ovechkin get? Answer: honda

Output: no

Input: Consider Input: Context: Not completely sure what this means for the Dolphins organization. New GM, Brian Gaine stepping up. If Joe Philbin is safe. Don't know NOW. Omar Kelly (@OmarKelly) January 07, 2014 Question: what position in the dolphins organization has changed Answer: the general manager
Output: yes