Part 1. Definition
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.
Part 2. Example
The Inheritance Cycle is a series of fantasy books written by Christopher Paolini.
Answer: The Inheritance Cycle is a tetralogy of young adult high fantasy novels written by American author Christopher Paolini.
Explanation: The output sentence elaborates on the input sentence without changing its general meaning e.g. "tetralogy of young adult high fantasy novels".
Part 3. Exercise
Turpentine is a solvent fluid got by distilling resin from live trees , mainly pines .
Answer:
Turpentine ( also called spirit of turpentine , oil of turpentine , wood turpentine and colloquially turps ) is a fluid obtained by the distillation of resin from live trees , mainly pines .