( ( ( A tube ) ( to ( the ( watering system ) ) ) ) ( ( ( leaked and ) ( watered ( the ( small plants ) ) ) ) . ) )
(ROOT (S (NP (NP (DT A) (NN tube)) (PP (TO to) (NP (DT the) (NN watering) (NN system)))) (VP (VP (VBD leaked)) (CC and) (VP (VBD watered) (NP (DT the) (JJ small) (NNS plants)))) (. .)))
A tube to the watering system leaked and watered the small plants.
(ROOT (S (NP (NNS Stems)) (VP (VBD transport) (NP (NN water)) (PP (TO to) (NP (NP (JJ other) (NNS parts)) (PP (IN of) (NP (DT the) (NN plant))))) (PP (IN through) (NP (NP (DT a) (NN system)) (PP (IN of) (NP (NNS tubes)))))) (. .)))