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: Support our work to help the children & families impacted by the USA #tornadoes: Save the Children (@SavetheChildren) April 30, 2014 Question: why have children and families been hurt? Answer: by tornadoes
Example Output: yes

Example Input: Context: #AskRachel Lil Tyrone scores a touchdown...what does his mom say? A) Good job tyrone! B) Atta boy C) Das mah BABY!! Joshua (@JoshuaBlackwe12) June 15, 2015 Question: what is the answer to letter b) Answer: the hospital
Example Output: no

Example Input: Context: Soberanes Fire, California cC #NASA NASA Earth (@NASAEarth) July 25, 2016 Question: the aerial photo captures what state? Answer: california
Example Output:
yes