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: The US Embassy in France (@USEmbassyFrance) has changed its Twitter pic to the #JeSuisCharlie image Elena Cresci (@elenacresci) January 7, 2015 Question: what imagine did it change to? Answer: je suis charlie
Example Output: yes

Example Input: Context: I wonder how @selenagomez feels about this. What an incredibly ignorant analogy to make @lorde. Stephanie Marie (@stefinitely85) June 19, 2017 Question: who does stephanie wonder how she feels about it? Answer: @selenagomez
Example Output: yes

Example Input: Context: The biggest problem w/Ebola might be the jungle-istic Central African name. If it was called caregivers disease, folk might act rationally. — drew hinshaw (@drewfhinshaw) October 1, 2014 Question: what is ebola's biggest problem? Answer: the jungle-istic central african name
Example Output:
yes