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: Last night's situation was beyond my control. I apologize to all that showed up, you know that I would never want to disappoint you. Mariah Carey #MC20 (@MariahCarey) December 3, 2014 Question: what is mariah carey doing now? Answer: all access
[EX A]: no

[EX Q]: Context: Obama to Bernie Sanders: "You look like 37,000 donations of $27 each" #WHCD CNN Politics (@CNNPolitics) May 1, 2016 Question: which president made a comment to sanders? Answer: chairman of the senate armed services committee
[EX A]: no

[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: trump
[EX A]:
no