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: My heart legit dropped, I'm not kidding. RT @chrisrock: Stopped by the cops again wish me luck. Tonja Renée Stidhum (@EmbraceTheJ) March 31, 2015 Question: who was stopped by the cops? Answer: chrisrock

Ex Output:
yes


Ex Input:
Context: In the first eigth final #LaRoja will face the #Seleção today! Which team will suceed? #WorldCup #Brazil #BRAvsCHI Liebherr Group (@Liebherr) June 28, 2014 Question: who will laroja face today? Answer: selecao.

Ex Output:
yes


Ex Input:
Context: PIC: The West Ham United team coach (and horse) has arrived at @chelseafc for today's game #19thcenturyfootball West Ham United FC (@whufc_official) December 26, 2014 Question: who arrived at chelseafc? Answer: west ham united team coach and horse

Ex Output:

yes