In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify this question-answer pair into two categories: (1) "yes" if the given answer is right for question, and (2) "no" if the given answer is wrong for question.

[EX Q]: Context: So @Delta just sent me an automated survey about my empty flight on Monday. Gonna be hard to give them any low marks! Chris O'Leary (@ohhleary) January 14, 2015 Question: how long does it say the survey take to complete? Answer: @sthelensrlfc
[EX A]: no

[EX Q]: Context: My challenge is to get to #Rome only using APPs. Any suggestions for good #hotel APPs - still need to book somewhere to stay! #travel #tech— Ayesha Durgahee (@AyeshaDurgahee) June 5, 2013 Question: where is ayesha durgahee's going to? Answer: rome
[EX A]: yes

[EX Q]: Context: HMS Lancaster, known as the 'Queen's Frigate', sent a message of congratulations to @KensingtonRoyal on the new birth Royal Navy (@RoyalNavy) May 2, 2015 Question: what is the message for? Answer: congratulations on the new birth
[EX A]:
yes