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: Yellowstone River closed to ALL recreation in response to ongoing fish kill: Montana FWP (@MontanaFWP) August 19, 2016 Question: what river was closed? Answer: possibly, next weekend.

SOLUTION: no

PROBLEM: Context: He's a #Trump adviser who once ran the @CIA. So, where does James Woolsey stand on the debate over Russian hacking? OutFrontCNN (@OutFrontCNN) December 13, 2016 Question: who is a trump adviser who once ran the @cia? Answer: aleppo.

SOLUTION: no

PROBLEM: Context: AP Top 25 @AP_Top25Sanders hits game-winner for Rutgers' 1st Big Ten win, 65-64 over Nebraska , 8:37:37 PM Question: who hit the game-winer for rutgers? Answer: sanders

SOLUTION:
yes