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: Kurt Helin @basketballtalkBrilliant dig: Knicks fans chant “Derek Fisher” as Kings’ Matt Barnes inbounds ball , 4:18:07 AM Question: what are the fans chanting? Answer: derek fisher

Output: yes


Input: Consider Input: Context: "Improvised shanty-megastructures" drawn by Nigerian architect Olalekan Jeyifous. Via . #art Oreoluwa Fakorede (@OreFakorede) 25 March 2016 Question: who drew the architecture? Answer: olalekan jeyifous

Output: yes


Input: Consider Input: Context: Very sad to say that one of my absolute all-time heroes has just passed away. RIP Stan Freberg. A legend, an inspiration, and a friend.— Al Yankovic (@alyankovic) April 7, 2015 Question: who is one of al yankovic's heroes? Answer: a kids' property


Output: no