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: The improvised, evolving migrant trail to Europe. After Hungary blocks border, migrants & refugees walk to Croatia Ivan Watson (@IvanCNN) September 16, 2015 Question: who is walking to croatia Answer: rian johnson
Example Output: no

Example Input: Context: ok ok stop with alex from target now its long over— rims (@auscalum) November 3, 2014 Question: what is @rimsxo tweeting about? Answer: alex from target
Example Output: yes

Example Input: Context: Wenger: "From now until February we must improve as a team, get encouragement from this win and hopefully have more players back" #AFCvBOR— Arsenal FC (@Arsenal) November 26, 2014 Question: what does the team need to do from now until february Answer: improve as a team
Example Output:
yes