In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
One example is below.
Q: The Inheritance Cycle is a series of fantasy books written by Christopher Paolini.
A: The Inheritance Cycle is a tetralogy of young adult high fantasy novels written by American author Christopher Paolini.
Rationale: The output sentence elaborates on the input sentence without changing its general meaning e.g. "tetralogy of young adult high fantasy novels".
Q: A hard disk drive ( HDD ) , hard disk or hard drive , is a data storage device for computers which uses magnetic storage to store data .
A:
A hard disk drive ( HDD ) , hard disk , hard drive , or fixed disk is an electro-mechanical data storage device that uses magnetic storage to store and retrieve digital information using one or more rigid rapidly rotating disks ( platters ) coated with magnetic material .