The 37 hectares (91 acres) of garden are set on lands above the Wag Wag River, which twists through a steep and narrow valley.
( ( ( ( The ( 37 hectares ) ) ( -LRB- ( ( 91 acres ) -RRB- ) ) ) ( of garden ) ) ( ( are ( set ( on ( lands ( above ( ( ( the ( Wag ( Wag River ) ) ) , ) ( which ( twists ( through ( a ( ( ( steep and ) narrow ) valley ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NP (DT The) (CD 37) (NNS hectares)) (PRN (-LRB- -LRB-) (NP (CD 91) (NNS acres)) (-RRB- -RRB-))) (PP (IN of) (NP (NN garden)))) (VP (VBP are) (VP (VBN set) (PP (IN on) (NP (NP (NNS lands)) (PP (IN above) (NP (NP (DT the) (NNP Wag) (NNP Wag) (NNP River)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ twists) (PP (IN through) (NP (DT a) (ADJP (JJ steep) (CC and) (JJ narrow)) (NN valley)))))))))))) (. .)))
The Wag Wag River was named as such because it resembles a dog's tail.
( ( The ( Wag ( Wag River ) ) ) ( ( was ( ( named ( as such ) ) ( because ( it ( resembles ( ( a ( dog 's ) ) tail ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Wag) (NNP Wag) (NNP River)) (VP (VBD was) (VP (VBN named) (PP (IN as) (NP (JJ such))) (SBAR (IN because) (S (NP (PRP it)) (VP (VBZ resembles) (NP (NP (DT a) (NN dog) (POS 's)) (NN tail))))))) (. .)))