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: Why is easier to find an iPhone then to find a plane? Do they not have more then one tracking device? #8501QS #CNN— Catalina Buitano (@CatalinaSheeran) December 29, 2014 Question: what seems to have only one tracking device? Answer: a plane.

Output: yes


Input: Consider Input: Context: "Improvised shanty-megastructures" drawn by Nigerian architect Olalekan Jeyifous. Via . #art Oreoluwa Fakorede (@OreFakorede) 25 March 2016 Question: who drew the architecture? Answer: olalekan jeyifous

Output: yes


Input: Consider Input: Context: @scooterbraun I beg you please cancel Justin's UK stop. It's for his and many others safety. Please! I'm begging.— Mrs.Bieber (@madi_emblem3) May 24, 2017 Question: why does the author want justin's show ended? Answer: for safety reasons.


Output: yes