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: Last ever appearance at Old Trafford as a Manchester United player? Ryan Giggs brings himself on with 20 mins to go Mark Pougatch (@markpougatch) May 6, 2014 Question: how would you describe fashion week look no.17? Answer: gambia noir.

Ex Output:
no

Ex Input:
Context: Just got back from a weekend in New Orleans to see my old friend @TomCruise and discuss a little Top Gun 2. JERRY BRUCKHEIMER (@BRUCKHEIMERJB) January 26, 2016 Question: what movie did they spend the weekend discussing? Answer: top gun 2

Ex Output:
yes

Ex Input:
Context: I love my @Royals!!! Thanks for the best Series I've seen in 29 yrs! Congrats San Francisco Giants. Rob Riggle (@RobRiggle) October 30, 2014 Question: who does rob give congratulations to? Answer: san francisco giants

Ex Output:
yes