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: The most common SI units for density are g / cm and kg / m .
A:
The SI unit of kilogram per cubic metre ( kg / m ) and the cgs unit of gram per cubic centimetre ( g / cm ) are probably the most commonly used units for density .