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: Why is easier to find an iPhone then to find a plane? Do they not have more then one tracking device? #8501QS #CNN— Catalina Buitano (@CatalinaSheeran) December 29, 2014 Question: what seems to have only one tracking device? Answer: a plane.

Ex Output:
yes


Ex Input:
Context: Detroiter walks 21 miles in work commute Detroit Free Press (@freep) February 1, 2015 Question: how far does the detroiter walk? Answer: helping working families

Ex Output:
no


Ex Input:
Context: After many years of LEAKS going on in Washington, it is great to see the A.G. taking action! For National Security, the tougher the better!— Donald J. Trump (@realDonaldTrump) August 5, 2017 Question: who is taking action because of leaks around washington according to donald trump? Answer: ag

Ex Output:

yes