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: @RalphLauren My relatives were taught that our cultures had no value in the era you glorify! #StopCulturalGenocide #BoycottRalphLauren— Emmy Scott (@EmmyNawjoopinga) December 18, 2014 Question: who's relatives were taught their cultures had no value? Answer: emmy scott

Ex Output:
yes


Ex Input:
Context: Delta continues with class. Stuck due to weather and the crew ordered everyone pizza. #deltaairlines Bill Wittenmyer (@BillyTheKidWitt) May 26, 2015 Question: what is appalling to diana b? Answer: kim kardashian looking like jackie o

Ex Output:
no


Ex Input:
Context: Second of two satellites being deployed into proper orbit with today's launch SpaceX (@SpaceX) June 15, 2016 Question: when was this satellite launched? Answer: today

Ex Output:

yes