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.

Ex Input:
Context: My kids are watching #HulkHogans Bday >boy do I feel old! Piper, Mean Gene, Mr. wonderful, Richard Flair. They're all Grey. #TimeFlies— Paul Barberi (@pbarberi2167) August 12, 2014 Question: who is looking old at the party? Answer: piper, mean gene, mr. wonderful, and richard flair

Ex Output:
yes


Ex Input:
Context: We are Brazil #cnnireport #cnn #globonews #vemprarua #acordabrasil #alive #avenidapaulista #saopaulo Flavio Edreira (@flavioedreira) March 17, 2016 Question: what did the author wish upon robin williams? Answer: to rest in peace.

Ex Output:
no


Ex Input:
Context: Octopus steals GoPro, snaps photos of filmmaker. Mashable (@mashable) March 4, 2015 Question: who stole the gopro Answer: octopus

Ex Output:

yes