TASK DEFINITION: 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.
PROBLEM: Context: PM: "I'm delighted by the news that the Duke & Duchess of Cambridge are expecting a baby. They will make wonderful parents." #royalbaby UK Prime Minister (@Number10gov) December 3, 2012 Question: is this clothing warmer or colder? Answer: warmer

SOLUTION: no

PROBLEM: Context: Won my FIRST gold medal ever at the games!! have no words to describe this feeling. Thanks for all the wonderful support!!!!!! Tatyana McFadden (@TatyanaMcFadden) Sep 3, 2012 Question: who is going to yorkshire? Answer: tour de france

SOLUTION: no

PROBLEM: Context: I bet Obama likes mustard on his hotdogs because hes gross Holly (@duckpunks) July 27, 2013 Question: what caused her to believe? Answer: hope

SOLUTION:
no