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.

Q: Seismic waves are divided into two main types of waves , body waves and surface waves .

A: Among the many types of seismic waves , one can make a broad distinction between " body waves " , which travel through the Earth , and " surface waves " , which travel at the Earth 's surface .
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Q: Each year they give the Nebula Award for Best Novel .

A: The Nebula Award for Best Novel is given each year by the Science Fiction and Fantasy Writers of America ( SFWA ) for science fiction or fantasy novels .
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Q: The Airbus A318 is a European airliner designed and built from the Airbus A319 .

A:
The Airbus A318 is the smallest member of the Airbus A320 family of short- to medium-range , narrow-body , commercial passenger twin-engine jet airliners manufactured by Airbus .
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