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: survivors and family members of victims make no noise as each count is read, some of them actually on the edge of their seats. #tsarnaev— Alexandra Field (@AFieldCNN) April 8, 2015 Question: who make no noise as the count is read? Answer: almost 4 hours
Example Output: no

Example Input: Context: Today, nearly 200 countries took an historic step to #ActOnClimate for future generations by phasing down HFCs: The White House (@WhiteHouse) October 15, 2016 Question: nearly 200 countries took steps to do what? Answer: putin
Example Output: no

Example Input: Context: Saddened today at the loss of Betty Willis, whose iconic neon designs continue to define Las #Vegas' visual fabric. Vegas (@Vegas) April 20, 2015 Question: who did the iconic neon designs belong to? Answer: aleppo
Example Output:
no