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: .@VP Mike Pence is working hard on HealthCare and getting our wonderful Republican Senators to do what is right for the people. Donald J. Trump (@realDonaldTrump) July 14, 2017 Question: what did louis just name his baby boy? Answer: sydney rain

Ex Output:
no

Ex Input:
Context: Mr Cohen, I would not be surprised is Hillary is somehow behind this. Clinton's play dirty tricks when desperate. californiagirl*10 (@natashalarebel) January 2, 2016 Question: who is this tweet about? Answer: hillary clinton

Ex Output:
yes

Ex Input:
Context: While aid delivered to #Daraya provides some relief, what is needed is for all sieges to be lifted #SyriaCrisis OCHA Syria (@OCHA_Syria) 10 June 2016 Question: what hashtag was used in the tweet? Answer: #syriacrisis

Ex Output:
yes