The three fossil fuels--oil, natural gas and coal--are the decayed remains of the plants and animals that lived and died more than 300 million years ago.
(The three fossil fuels; are; the decayed remains of the plants and animals) (the plants and animals; lived; ) (the plants and animals; died; T:more than 300 million years ago)
The three fossil fuels the plants and animals the plants and animals
are lived died
the decayed remains of the plants and animals
T:more than 300 million years ago