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: The progress we made today in #Munich can and must improve the lives of the Syrian people.— John Kerry (@JohnKerry) February 12, 2016 Question: who made progress in munich in february 2016? Answer: the usa

Output: yes


Input: Consider Input: Context: TRH meet @KingJames after the game at the @BarclaysCenter and receive jerseys, including one for Prince George! British Consulate NY (@UKinNewYork) December 9, 2014 Question: who did the royals meet? Answer: a cartoonist

Output: no


Input: Consider Input: Context: We're not telling voters who to vote for in IN, only where we are going to spend resources to ultimately defeat Hillary. They get it.— John Weaver (@JWGOP) April 25, 2016 Question: who will be ultimately defeated? Answer: hillary


Output: yes