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: I'm impatiently sitting by the phone to see if I get hired as the voice of #PizzaRat— Gilbert Gottfried (@RealGilbert) September 21, 2015 Question: who auditioned for pizza rat? Answer: gilbert gottfried

Ex Output:
yes


Ex Input:
Context: God bless the Khan's who said what so many of us want to say. God bless them and their son. #DNCinPHL— Suhaib Webb (@ImamSuhaibWebb) July 29, 2016 Question: where did frances mcdormand give his speech? Answer: the golden globes

Ex Output:
no


Ex Input:
Context: Philae:10 years in transitLanded on cometBounced (x2)Stuck in shadeSCIENCED ANYWAYLost powerWaitedOne month to goFOUND BY ROSETTA— Katie Mack (@AstroKatie) September 5, 2016 Question: who gives him strength? Answer: loved ones

Ex Output:

no