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: Australia is a continent divided! After last night's episode, they are unable to decide between hashtags #TonyDumbDumb and #TonyDumDum.— Last Week Tonight (@LastWeekTonight) June 2, 2014 Question: when will they talk about nfl's? Answer: tomorrow

Ex Output:
no


Ex Input:
Context: Brett McMurphy @McMurphyESPNAfter 2nd year of 4-year deal, Camping World ends its naming rights sponsorship w/Independence Bowl, Shreveport Times reports1/20/2017, 10:17:53 PM Question: how long was the deal supposed to last? Answer: it was a 4-year deal.

Ex Output:
yes


Ex Input:
Context: AP Top 25 @AP_Top25Sanders hits game-winner for Rutgers' 1st Big Ten win, 65-64 over Nebraska , 8:37:37 PM Question: in what city are the survivors, first responders, and other helpers being honored? Answer: boston

Ex Output:

no