Articles on coal and oil formation tell us that coal was formed from buried plant life, and oil from ancient dead plant and animal material.
(Articles on coal and oil formation; tell; us; that coal was formed from buried plant life, and oil from ancient dead plant and animal material) Context(Articles on coal and oil formation tell,List([0, 39))):(coal; was formed; from buried plant life, and oil from ancient dead plant and animal material)
Articles on coal and oil formation tell,List([0, 39))
Articles on coal and oil formation coal
tell was formed
us that coal was formed from buried plant life, and oil from ancient dead plant and animal material
from buried plant life, and oil from ancient dead plant and animal material