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: Three finalists could return to Cleveland early next week to make presentations w/ agent and LeBron James present, source tells Yahoo.— Adrian Wojnarowski (@WojYahooNBA) July 4, 2014 Question: how many finalist return Answer: three

Ex Output:
yes


Ex Input:
Context: Although if we're honest, the Blair's Christmas card is still better than last year's effort Dean Burnett (@garwboy) December 1, 2014 Question: who decided to allow legal marriage for gays? Answer: the 4th circuit.

Ex Output:
no


Ex Input:
Context: Can someone teach @ArianaGrande how to wear a jacket properly. #ArianaOnSNL kingwillonce (@KingWillonce) March 13, 2016 Question: what type of surgery did og have? Answer: knee

Ex Output:

no