Fossils also tell whether rocks were formed under the ocean or on land.
(Fossils; also tell; whether rocks were formed under the ocean or on land) Context(Fossils also tell,List([0, 17))):(rocks; were formed; L:under the ocean or on land)
Fossils also tell,List([0, 17))
Fossils rocks
also tell were formed
whether rocks were formed under the ocean or on land
L:under the ocean or on land