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.

Input: Consider Input: Context: 6. Other countries need to do more. Shameful that GCC countries are not taking Syrian refugees for example.— Nadim Houry (@nadimhoury) September 3, 2015 Question: what is the sentiment expressed here? Answer: shameful

Output: yes


Input: Consider Input: Context: #RiverRose and I will announce our #NewProject tomorrow! It involves balloons, magic and a lullaby! # Kelly Clarkson (@kelly_clarkson) February 8, 2016 Question: who will kelly clarkson announce her new project with? Answer: river rose

Output: yes


Input: Consider Input: Context: Mexico's government is making a major effort, doing what should have been done decades ago to save the Vaquita Marina.— Enrique Peña Nieto (@EPN) May 12, 2017 Question: when should have this effort been done? Answer: decades ago


Output: yes