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: Travelling fans who attended the defeat at Southampton have been offered ticket refunds. Sunderland AFC (@SunderlandAFC) October 21, 2014 Question: where is the case headed? Answer: the court of law.

SOLUTION: no

PROBLEM: Context: Nobody can deny @realDonaldTrump uncovered a 14 year long 9/11 cover-up re: celebrations on Jersey City rooftops. — Daniel Scavino Jr. (@DanScavino) December 2, 2015 Question: who uncovered a 14-year long 9/11 cover-up? Answer: donald trump

SOLUTION: yes

PROBLEM: Context: Today, we lost a member of the 4th Hour family. Rest in peace, Frank Gifford. Our prayers are with @KathieLGifford. Kathie Lee and Hoda (@klgandhoda) August 9, 2015 Question: which member of the 4th hour family passed away? Answer: frank gifford

SOLUTION:
yes