( ( The ( peripheral canal ) ) ( ( included ( a ( feature ( to ( ( discharge ( ( Sacramento ( River water ) ) ( from ( the canal ) ) ) ) ( into ( Delta ( channels ( to ( improve ( in-Delta ( water quality ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (JJ peripheral) (NN canal)) (VP (VBD included) (NP (DT a) (NN feature) (S (VP (TO to) (VP (VB discharge) (NP (NP (NNP Sacramento) (NNP River) (NN water)) (PP (IN from) (NP (DT the) (NN canal)))) (PP (IN into) (NP (NNP Delta) (NNS channels) (S (VP (TO to) (VP (VB improve) (NP (JJ in-Delta) (NN water) (NN quality)))))))))))) (. .)))
The peripheral canal included a feature to discharge Sacramento River water from the canal into Delta channels to improve in-Delta water quality.
(ROOT (S (NP (NNP Delta)) (VP (VBZ is) (NP (NP (DT a) (NN triangular) (NN feature)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN formed) (SBAR (WHADVP (WRB when)) (S (NP (DT a) (NN river)) (VP (VBZ empties) (PP (IN into) (NP (NP (DT a) (JJ large) (NN body)) (PP (IN of) (NP (RB still) (NN water)))))))))))))) (. .)))