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: AP Top 25 @AP_Top25Swanigan leads No. 21 Purdue past Penn State 77-52 , 7:52:05 PM Question: purdue passed what team with a score of 77-52? Answer: penn state
Example Output: yes

Example Input: Context: Have to say I'm pretty bummed at @nbcsnl "Heroin AM" skit. Kinda of an FU from some people I really love. #SNL Tom Farley (@madfarley) April 18, 2016 Question: at what is tom farley upset? Answer: nbcsnl's "heroin am" skit.
Example Output: yes

Example Input: Context: Thank you to all those who have sent me lovely messages of support. You've helped drown out the bigots & empowered me to keep fighting.— Mariam Veiszadeh (@MariamVeiszadeh) February 26, 2015 Question: who does mariam veiszadeh want to thank? Answer: prince
Example Output:
no