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: 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.

Ex Output:
no


Ex Input:
Context: TSA lines are much shorter since ATL reopened a security checkpoint says volunteer musician James Cobb @CNNTravel Thom Patterson (@thompatterson) May 25, 2016 Question: why are tsa lines shorter? Answer: atl reopened a security checkpoint

Ex Output:
yes


Ex Input:
Context: I'm so saddened by Paul Walkers death. Beautiful person and talent gone way to soon. #RIPPaulWalker— Mary J. Blige (@maryjblige) December 1, 2013 Question: was this a bad tragedy? Answer: paul walker died

Ex Output:

yes