( ( Ocean tides ) ( ( ( are ( ( the ( consistent ( ( rise and ) fall ) ) ) ( of ( the waters ) ) ) ) ( as ( Earth ( feels ( the ( gravitational pull ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Ocean) (NNS tides)) (VP (VBP are) (NP (NP (DT the) (JJ consistent) (NN rise) (CC and) (NN fall)) (PP (IN of) (NP (DT the) (NNS waters)))) (SBAR (IN as) (S (NP (NNP Earth)) (VP (VBZ feels) (NP (DT the) (JJ gravitational) (NN pull)))))) (. .)))
Ocean tides are the consistent rise and fall of the waters as Earth feels the gravitational pull.
(ROOT (S (NP (NNS Tides)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (SBAR (WHADVP (WRB when)) (S (NP (NP (DT the) (NN water)) (PP (IN of) (NP (DT the) (NN ocean)))) (ADVP (RB slowly)) (VP (VP (VBZ rises)) (CC and) (VP (VBZ falls)))))))) (. .)))