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.

Input: Consider Input: Context: Official sources now reporting the soldier is dead. From what I saw this morning his wounds were catastrophic— Peter Henderscare (@Henderburn) October 22, 2014 Question: who is report the soldier is dead? Answer: official sources

Output: yes


Input: Consider Input: Context: Today there were terror attacks in Turkey, Switzerland and Germany - and it is only getting worse. The civilized world must change thinking!— Donald J. Trump (@realDonaldTrump) December 19, 2016 Question: what must the civilized world do according to trump? Answer: change thinking

Output: yes


Input: Consider Input: Context: Beats by Dre | The Game Before the Game ⚽⚽ Awesome pump up #USA Christian Compton (@CMCompton) June 9, 2014 Question: what is he using to pump up? Answer: that he is respectful and a fine player.


Output: no