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: #Presidentialselfiegirls got #10 last night Martin O'Malley - got to catch them all #nhpolitics Wendy E.N Thomas (@WendyENThomas) July 9, 2015 Question: who got to see it? Answer: martin o'malley

Ex Output:
yes


Ex Input:
Context: @kellanlutz@AnnaKendrick47 omggggggg I ship you two!!— aditikadam (@aaditi_kadam) March 28, 2016 Question: who does marvel ask to get along? Answer: @prattprattpratt and @chrisevans

Ex Output:
no


Ex Input:
Context: Her Royal Highness and her child are both doing well.— Kensington Palace (@KensingtonRoyal) May 2, 2015 Question: who keeps tabs on her royal highness and her child? Answer: kensington palace

Ex Output:

yes