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: The improvised, evolving migrant trail to Europe. After Hungary blocks border, migrants & refugees walk to Croatia Ivan Watson (@IvanCNN) September 16, 2015 Question: who is walking to croatia Answer: rian johnson

Ex Output:
no

Ex Input:
Context: The President needs to clearly and categorically reject white supremacists. No excuses. No ambiguity. Ed Royce (@RepEdRoyce) August 16, 2017 Question: who does the president need to condemn? Answer: white supermacists

Ex Output:
yes

Ex Input:
Context: What does @KimKardashian know about dark and deep dark skin tones?? Stick to your own warped "nude" skin tone. #realbeauty#loveyourself Anna (@AnnaBee06) June 21, 2017 Question: what two skin tones are called into question? Answer: dark and deep dark

Ex Output:
yes