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: The Taylor ES first floor was emptied today! Thanks to all who helped with this flood prep need. Grateful Taylor is on fall break from class CR Schools (@CRSCHOOLS) September 23, 2016 Question: what break is taylor on from class? Answer: fall
Example Output: yes

Example Input: Context: #PLL guy Toby (@KeeganAllen) says he deserves Spencer (@SleepintheGardn): true love. Yeah, get wins # USA TODAY Life (@usatodaylife) June 16, 2016 Question: who says he deserves spencer? Answer: toby
Example Output: yes

Example Input: Context: NFL Network @nflnetworkTomorrow, watch @KingJames, @serenawilliams, @JordanSpieth & @MichaelPhelps talk about the NFL's greatest of all ti… , 6:30:15 PM Question: when will they talk about nfl's? Answer: tomorrow
Example Output:
yes