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: "Today I was in a real zone," says #Petkovic. "I stepped up my game when I needed to. That gives me confidence" #RG14 Roland Garros (@rolandgarros) June 4, 2014 Question: who is steve lukather's brother? Answer: mike porcaro

Ex Output:
no


Ex Input:
Context: Had a very #healthylunch today. The apple definitely made up for the "mystery mush" #ThanksMichelleObama Hunter Whitney (@huntwhitney4) November 13, 2014 Question: what meal did hunter have? Answer: lunch

Ex Output:
yes


Ex Input:
Context: Kris Jenner worked harder on these timed pregnancy announcements than the GOP worked on healthcare in 8 years— Molly (@isteintraum) September 26, 2017 Question: whose speech is justin timberlake inspired by? Answer: @ijessewilliams

Ex Output:

no