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: We here at @united are just trying to police the attire of the daughters of our employees! That's all! Cool, right? Seth Rogen (@Sethrogen) March 26, 2017 Question: united is trying to police the attire of the daughters of who? Answer: our employees

Ex Output:
yes


Ex Input:
Context: It gets lengthy but I feel the message is important to get across for ME. I don't write these about anyone per say but they are feelings— Khloé (@khloekardashian) April 10, 2016 Question: who does khloe write her messages for? Answer: miss ny's singing.

Ex Output:
no


Ex Input:
Context: We introduce the girls to mentors who are females in STEM and these mentors teach the girls to code #thisisafrica Regina Agyare (@ragyare) September 24, 2014 Question: what are these girls and their mentors involved in? Answer: stem

Ex Output:

yes