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.

Input: Consider Input: Context: Boom, boom, BOOM! Katy Perry broke the halftime show record with 118.5 million viewers. The game had a record 114.4M — Brian A. Hernandez (@BAHjournalist) February 2, 2015 Question: who broke the half-time record for the super bowl? Answer: katy perry

Output: yes


Input: Consider Input: Context: Breaking: Huge explosions shook the city in what might be the beginning of US airstrikes on ISIS HQs in Raqqa— Abdulkader Hariri (@3bdUlkaed6r) September 23, 2014 Question: this tweet is not viewable Answer: this tweet is not viewable

Output: no


Input: Consider Input: Context: Daughter's reaction to @goldieblox 's awesome Beastie/Rube Goldberg video: "I hope I can build something like that!" Lisa Hryniw (@lisa_hryniw) November 18, 2013 Question: how did mjgphillips get her grad degree? Answer: she earned it


Output: no