TASK DEFINITION: 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.
PROBLEM: Context: Here's a photo of Nichelle in the Oval Office meeting w/ Pres Obama last year – a wonderful memory to be sure! Nichelle Nichols (@RealNichelle) January 21, 2013 Question: *there is no tweet shown Answer: wore a #timesup pin

SOLUTION: no

PROBLEM: Context: A park bench is rendered useless as the Cedar River continues its rise #Flood2016 #iawx Connor Morgan - KGAN (@CMorganCBS2) September 25, 2016 Question: what is the name of the river? Answer: the cedar river

SOLUTION: yes

PROBLEM: Context: Can you believe that the corrupt and pathetic South Africa police force has yet to arrest the sign language guy. Such danger-give 10 years!— Donald J. Trump (@realDonaldTrump) December 13, 2013 Question: who has south africa not arrested? Answer: the sign language guy.

SOLUTION:
yes