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 Q]: Context: This graphic from @google is telling us people are getting prepared for tomorrow! #AreYouReady #GoogleTrends U.S. Soccer (@ussoccer) July 1, 2014 Question: what are people preparing for Answer: u.s. soccer
[EX A]: yes

[EX Q]: Context: UPDATE: The #Dignity1 and #Argos are on the way to the #SAR zone whilst the #Aquarius heads to restock in #Trapani. MSF Sea (@MSF_Sea) May 27, 2016 Question: what are on their was to the sar zone? Answer: dignity1 and argos
[EX A]: yes

[EX Q]: Context: Somewhere at MIT there's a comp sci major from San Francisco laughing really hard right now. #SuperBowl47— Phillip Van (@phillipvan) February 4, 2013 Question: how many superbowls have there been so far? Answer: 47.
[EX A]:
yes