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.

Example Input: Context: This is what dauntless leadership looks like. Thank you, @GovernorVA—proud to call you a friend. -H Hillary Clinton (@HillaryClinton) July 23, 2016 Question: who's campaign in a disaster? Answer: jeb bush
Example Output: no

Example Input: Context: You don't have to search hard to figure out why #GoogleGlass is being retooled: Adweek (@Adweek) January 16, 2015 Question: how long was he friends with kesha? Answer: for many years.
Example Output: no

Example Input: Context: Today's press conference - SV: Our pre season testing hasn't been ideal, but there are a lot of races this year. Anything can happen. #AusGP— Red Bull Racing (@redbullracing) March 13, 2014 Question: how long did this take place? Answer: all day
Example Output:
no