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: Unreal, I just woke up and there was this monkey again... Lutz Pfannenstiel (@1_LPfannenstiel) July 3, 2014 Question: what did lutz do just before this tweet Answer: his cabinet nominees.
Example Output: no

Example 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
Example Output: yes

Example Input: Context: EMTs and paramedics pronaunce 4 20 y/os dead. 15 wounded: one severly injured evacuated, four moderetly and 10 lightly Magen David Adom (@Mdais) January 8, 2017 Question: how many people were wounded? Answer: 15
Example Output:
yes