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: Moving day at the new Obama digs, where a few sets of golf clubs just headed in Betsy Klein (@betsy_klein) January 17, 2017 Question: what arrived at the new obama digs? Answer: sets of golf clubs

Ex Output:
yes


Ex Input:
Context: Jessica Cheung, 36, has been at Mong Kok since last night. She said the anti-occupy crowd began approaching at noon Wilfred Chan (@wilfredchan) October 3, 2014 Question: what crowd began apporaching at noon Answer: the anti occupy crowd

Ex Output:
yes


Ex Input:
Context: This show was taped just before the terrible Bill Cosby revelations came to light.She still should have asked him for money-goes to charity.— Donald J. Trump (@realDonaldTrump) January 5, 2015 Question: when was the show taped? Answer: before allegations

Ex Output:

yes