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: You can see the angry crowd grow around the pro-Officer Darren Wilson supporters in #Ferguson. Eliott C. McLaughlin (@EliottCNN) August 21, 2014 Question: where is this angry crowd? Answer: ferguson

Output: yes


Input: Consider Input: Context: With my big sister Rebecca. I truly have the most incredible family and I am forever grateful for them. Gina Rodriguez (@HereIsGina) January 8, 2017 Question: what is this person grateful for? Answer: family and friends support.

Output: yes


Input: Consider Input: Context: Have you found the hidden Pac-Man locations on @googlemaps? • • • 🍒 • • • 👻• • • > The Next Web (@TheNextWeb) March 31, 2015 Question: ?where are the hidden locations Answer: google maps


Output: yes