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.

Example Input: Context: "Don't touch my hair"London Evening Standard have said sorry to Solange. BBC Newsbeat (@BBCNewsbeat) October 21, 2017 Question: what about solange knowles' appearance did the evening star change? Answer: a selfie
Example Output: no

Example Input: Context: Please stop talking about us in interviews mama. None of us talk about you. (3)— Khloé (@khloekardashian) February 16, 2015 Question: who is khloe kardashian tweeting? Answer: mama
Example Output: yes

Example Input: Context: We told you you didn’t know the half of it… Is there really new evidence? #ThePeoplevOJSimpsonhttps:// AmericanCrimeStoryFX (@ACSFX) March 4, 2016 Question: does theeoplevojsimpson really show new what? Answer: evidence
Example Output:
yes