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.

Example Input: Context: "They really will pull the thread that unravels the entire system" @SenStabenow on #GOP repealing Obamacare OutFrontCNN (@OutFrontCNN) January 5, 2017 Question: what might be appealed according to outfrontcnn? Answer: ellen degeneres.
Example Output: no

Example Input: Context: The Tonight Show and @JimmyFallon: a match made in real life, for all of us to enjoy, night after night. Fantastic. #FallonTonight— Brad Galli (@BradGalli) February 18, 2014 Question: who enjoys the tonight show and @jimmyfallon Answer: all of us
Example Output: yes

Example Input: Context: Selena can't even sing live with out whispering why is she with abel king of vocals Tragiq ™ (@PETTYSPlCE) January 11, 2017 Question: who can't even sing live? Answer: 2000
Example Output:
no