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.

Ex Input:
Context: You simply cannot modify or erase that video of the Presiding Officer LOUDLY calling out the results at the polling unit. #SitRoom15— Kathleen Ndongmo (@KathleenNdongmo) March 29, 2015 Question: what type of officer is it? Answer: presiding

Ex Output:
yes


Ex Input:
Context: .@RecordingAcad stop nominating ed sheeran he's been releasing the same album since 2011— - (@afterglowlovato) November 28, 2017 Question: who is nominating ed sheeran? Answer: recordingacad

Ex Output:
yes


Ex Input:
Context: It has been a blessing to know John Glenn and for Connie and me to count him and Annie as mentors and friends. We will miss him. - SB— Sherrod Brown (@SenSherrodBrown) December 8, 2016 Question: who does sherrod consider as mentors and friends? Answer: an app on your computer

Ex Output:

no