In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify given passage into two categories: (1) "yes" if the given context is useful in answering the question, and (2) "no" if the given context is not useful.

Example Input: Context: A flower does not think about competing to the flower next to it. It just blooms -Sansei Ogui Emelie Forsberg (@TinaEmelie) October 3, 2014 Question: who was the quote from in the tweet? Answer: sansei ogui
Example Output: yes

Example Input: Context: Can't sleep Too busy worrying about the controllers strike. Would prefer not to spend my holiday in the Airport. #airtrafficstrike mafleen (@mafleen) June 25, 2014 Question: in what hospital is the msf team working? Answer: haradh hospital
Example Output: no

Example Input: Context: The fact that certain blogs are picking up what I wrote and are trying to read deeper into my post is Khloe (@khloekardashian) April 10, 2016 Question: who is picking up what khloe wrote and trying to read deeper into it? Answer: certain blogs
Example Output:
yes