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: “Without courage, we cannot practice any other virtue with consistency.” -The courageous & inimitable Dr Maya Angelou John Conyers (@repjohnconyers) May 28, 2014 Question: what can we not practice without courage? Answer: any other virtue with consistency.

Output: yes


Input: Consider Input: Context: #EbolaQandA My mom is flying into Love Field on Sat. Should she be concerned about catching Ebola?— Blackhorse (@RoscoeTheHorse) October 1, 2014 Question: what business was miss cleo in? Answer: phone psychic

Output: no


Input: Consider Input: Context: BREAKING #ESP's reign ends in Brazil as #CHI wins 2-0. Read our report: 2u #CNNWorldCup CNN Football Club (@CNNFC) June 18, 2014 Question: what was the score of brazil vs chile? Answer: 2-0


Output: yes