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.

Input: Consider 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.

Output: no


Input: Consider Input: Context: The worst commercial goes to @CocaCola, press one for English! #tcot #SuperBowlXLVIII — Alexandra Foster (@KAFosterSowell) February 3, 2014 Question: what did she think of the @cocacola commercial? Answer: the bachelorette

Output: no


Input: Consider Input: Context: .@cnnafricanstart Q2: we don't test (or even ask) our customers what they want enough. Get out and talk to your customers.— Erik Hersman (@whiteafrican) January 14, 2015 Question: who should get out and talk to their customers Answer: cnnafricanstart


Output: yes