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.

Input: Consider Input: Context: 200 people at #chicago Mayor Rahm Emanuel's office protesting police handling of black men. #ferguson #cnn billkirkos (@KirkosBill) November 25, 2014 Question: how many people protested at rahm emanuel's office? Answer: 200 people

Output: yes


Input: Consider Input: Context: I want to speak to the future leaders of America. Don't let anyone define you but you. You have a responsibility to be yourself. Be proud.— Tim Scott (@votetimscott) November 5, 2014 Question: who does ted cruz want donald trump to talk to? Answer: president tsai

Output: no


Input: Consider Input: Context: I've just sat down to watch the test. That was one of the worst cricket umpiring decisions I have ever seen. KRudd— Kevin Rudd (@KRuddMP) August 1, 2013 Question: what is rudd disgusted with? Answer: cricket umpiring decisions.


Output: yes