( ( ( ( Tides ( Tide ( Activity ( High Tides ) ) ) ) , ) ( ( Low Tides ) ( The Effect ) ) ) ( ( Of ( The ( ( Sun And ) Moon ) ) ) ( ( On Tides ) ( ( ( All surfaces ) ( of Earth ) ) ( ( are ( pulled ( toward ( ( ( the moon ) and ) ( the sun ) ) ) ) ) . ) ) ) ) )
(ROOT (S (NP (NP (NNP Tides) (NNP Tide) (NNP Activity) (NNP High) (NNP Tides)) (, ,) (NP (NP (NNP Low) (NNP Tides)) (NP (DT The) (NN Effect)))) (PP (IN Of) (NP (NNP The) (NNP Sun) (CC And) (NNP Moon))) (PP (IN On) (NP (NNP Tides))) (NP (NP (DT All) (NNS surfaces)) (PP (IN of) (NP (NNP Earth)))) (VP (VBP are) (VP (VBN pulled) (PP (IN toward) (NP (NP (DT the) (NN moon)) (CC and) (NP (DT the) (NN sun)))))) (. .)))
Tides Tide Activity High Tides, Low Tides The Effect Of The Sun And Moon On Tides All surfaces of Earth are pulled toward the moon and the sun.
(ROOT (S (NP (NNP Spring) (NNS tides)) (VP (VBP are) (VP (VBN created) (SBAR (WHADVP (WRB when)) (S (NP (NP (DT the) (NN sun)) (CC and) (NP (NP (NN moon) (POS 's)) (NNS tides))) (VP (VBP match)))))) (. .)))