instruction:
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.
question:
Context: CBS teases a Charlie Sheen return - and builds the episode around his character - and he doesn't. So lame. #TwoAndAHalfMenFinale— Brian Cantor (@cantorpedia) February 20, 2015 Question: what did they build the episode around? Answer: his character
answer:
yes


question:
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
answer:
yes


question:
Context: Congrats #COP21 on the #ParisAgreement. The pact sets ambitious goals to fight climate change. As POTUS, I will hold the world to them. -O'M— Martin O'Malley (@MartinOMalley) December 12, 2015 Question: what is the twizzler challenge about to do? Answer: take over
answer:

no