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: #PLL guy Toby (@KeeganAllen) says he deserves Spencer (@SleepintheGardn): true love. Yeah, get wins # USA TODAY Life (@usatodaylife) June 16, 2016 Question: who says he deserves spencer? Answer: toby

Ex Output:
yes


Ex Input:
Context: Breaking: Huge explosions shook the city in what might be the beginning of US airstrikes on ISIS HQs in Raqqa— Abdulkader Hariri (@3bdUlkaed6r) September 23, 2014 Question: this tweet is not viewable Answer: this tweet is not viewable

Ex Output:
no


Ex Input:
Context: Raising a glass to our favorite delivery guy. RIP Windell Middlebrooks. The High Life lives on with you in our hearts Miller High Life (@millerhighlife) March 10, 2015 Question: how many days are reported about? Answer: 2 days

Ex Output:

no