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: i will say this only once:taylor swift is not in the slytherin house, she just has slytherin friends— yung sweet lassi (@andnowtothemoon) August 21, 2017 Question: how do they get sorted? Answer: the sorting hat, first day
Example Output: yes

Example Input: Context: congrats to Gala Leon Garcia for becoming first female Spanish Davis cup captain today... hopefully first of many!— Andy Murray (@andy_murray) September 22, 2014 Question: where do you go to install the @nasa_eyes app? Answer: eyes.nasa.gov/juno
Example Output: no

Example Input: Context: Many people say @Twitter is censoring links to #DNCLeak emails. Please search select a result and try posting.— WikiLeaks (@wikileaks) July 23, 2016 Question: what is seeing with brain often called? Answer: imagination
Example Output:
no