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: Kudos to Prof.Irwin Horwitz! I deal w/this everyday!!! Kids these days are Gimme Gimme, but they don't want to do anything for it!— Melinda Fort Nall (@MelindaFortNall) April 29, 2015 Question: what are kids these days? Answer: 2
Example Output: no

Example Input: Context: Zack and @BigIdahoPotato present the Big Potato. $18000 to the Columbus Foundation! Potato Stock (@PotatoStock) September 27, 2014 Question: what foundation is this tweet talking about Answer: the columbus foundation
Example Output: yes

Example Input: Context: Happy for Yaya...Finally got his hands on that Afcon trophy...— Temi Oyedepo (@temmy_israel) February 9, 2015 Question: what trophy was won Answer: exec dir tony lake
Example Output:
no