The fossil record indicates that successful species survive for a few million years on average.
(The fossil record; indicates; that successful species survive for a few million years on average) Context(The fossil record indicates,List([0, 27))):(successful species; survive; T:for a few million years on average)
The fossil record indicates,List([0, 27))
The fossil record successful species
indicates survive
that successful species survive for a few million years on average
T:for a few million years on average