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.

Ex Input:
Context: MY PICTURE OF PRINCES WILLIAM AND HARRY WITH THEIR FATHER THE PRINCE OF WALES. #FATHERANDSONDAY @KensingtonRoyal Mario Testino (@mariotestino) June 29, 2015 Question: what type of zone is someone in if you don't return their feelings? Answer: friend

Ex Output:
no

Ex Input:
Context: Billy Horschel didn't miss too many targets on Thursday at East Lake. @playofffinale PGA TOUR (@PGATOUR) September 11, 2014 Question: who's is this golfer? Answer: billy horschel

Ex Output:
yes

Ex Input:
Context: and do the necessary work to learn from this experience and make better decisions in the future. Michael Phelps (@MichaelPhelps) October 5, 2014 Question: how are the protesters protesting? Answer: huge banner from overpass

Ex Output:
no