( There ( ( are ( ( ( ( ( wind currents ) ( generated ( by ( winds ( ( ( far out ) ( at ( ( sea , ) ( tidal currents ) ) ) ) ( ( ( moving ( ( in and ) out ) ) ( at ( varying depths ) ) ) ( every ( 5-6 hours ) ) ) ) ) ) ) ) , ) and ) ( ( freshwater currents ) ( from ( ( ( rivers and ) streams ) ( ( flowing ( well out ) ) ( into ( the ocean ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (NP (NN wind) (NNS currents)) (VP (VBN generated) (PP (IN by) (NP (NP (NNS winds)) (VP (ADVP (ADVP (RB far) (RB out)) (PP (IN at) (NP (NP (NN sea)) (, ,) (NP (JJ tidal) (NNS currents))))) (VBG moving) (PRT (RP in) (CC and) (RP out)) (PP (IN at) (NP (JJ varying) (NNS depths))) (NP (DT every) (CD 5-6) (NNS hours))))))) (, ,) (CC and) (NP (NP (NN freshwater) (NNS currents)) (PP (IN from) (NP (NP (NNS rivers) (CC and) (NNS streams)) (VP (VBG flowing) (ADVP (RB well) (RB out)) (PP (IN into) (NP (DT the) (NN ocean))))))))) (. .)))
There are wind currents generated by winds far out at sea, tidal currents moving in and out at varying depths every 5-6 hours, and freshwater currents from rivers and streams flowing well out into the ocean.
(ROOT (S (NP (DT A) (NN current)) (VP (VBZ is) (NP (NP (DT a) (NN stream)) (PP (IN of) (S (VP (VBG moving) (NP (NP (NN water)) (SBAR (WHNP (WDT that)) (S (VP (VBZ flows) (PP (IN through) (NP (DT the) (NN ocean)))))))))))) (. .)))