instruction:
In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.
question:
Context: I sang Goodnight Robin, thanks for all the laughs....— Eric Idle (@EricIdle) September 28, 2014 Answer: goodnight robin
answer:
what did eric idle sing?


question:
Context: Introducing: Bouncy Aisles, in-store from Friday. Those pesky products on high shelves better watch out... Tesco (@Tesco) April 1, 2015 Answer: reaching high shelves.
answer:
what does bouncy aisles help with?


question:
Context: Rudy Giuliani: Police "don't ask if you're black or white. They just come to save you" CNN Politics (@CNNPolitics) July 19, 2016 Answer: the rnc was happening
answer:

why was this posted by cnn?