instruction:
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.
question:
Each year they give the Nebula Award for Best Novel .
answer:
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 .


question:
Chukchi Sea is a marginal sea of the Arctic Ocean .
answer:
Chukchi Sea ( Russian : , ) , sometimes referred to as the Chukotsk Sea or the Sea of Chukotsk , is a marginal sea of the Arctic Ocean .


question:
It was the twelfth WrestleMania event held by the WWF .
answer:

WrestleMania XII was the 12th annual WrestleMania professional wrestling pay-per-view ( PPV ) event produced by the World Wrestling Federation ( WWF ) .