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: Did you miss the first half? Here's what it looked like on our live blog: #CNNWorldCup CNN Football Club (@CNNFC) July 8, 2014 Question: who was the world cup against? Answer: brazil and germany
Example Output: yes

Example Input: Context: Shocked & upset 2 hear about #tompetty 'we got lucky when we found u….’…RIP Billy Idol (@BillyIdol) October 2, 2017 Question: who just passed away in the tweet? Answer: tom petty
Example Output: yes

Example Input: Context: Very Cool RT "@ABRVTour: The #TripleCrown Trophy is in the building at #Belmont #CaliforniaChrome #TripleChrome Chip McGaughey (@Chip_McGaughey) June 4, 2014 Question: what is in the building at belmont? Answer: triple crown
Example Output:
yes