( ( On Earth ) ( , ( ( most plants ) ( ( grow ( with ( soil ( , ( ( sunlight and ) water ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN On) (NP (NNP Earth))) (, ,) (NP (JJS most) (NNS plants)) (VP (VBP grow) (PP (IN with) (NP (NN soil) (, ,) (NN sunlight) (CC and) (NN water)))) (. .)))
On Earth, most plants grow with soil, sunlight and water.
(ROOT (S (NP (NNP Gravitropism)) (VP (VBZ ensures) (SBAR (SBAR (IN that) (S (NP (NNS roots)) (VP (VBP grow) (PP (IN into) (NP (DT the) (NN soil)))))) (CC and) (SBAR (IN that) (S (NP (NNS shoots)) (VP (VBP grow) (PP (IN toward) (NP (NN sunlight)))))))) (. .)))