( ( A watershed ) ( ( is ( ( a ( dynamic system ) ) ( that ( includes ( ( the area ) ( of ( land ( delineated ( by ( ( ( ( ( ( ( the ( drainage basin ) ) , ) ( its ( aquatic components ) ) ) ( -LRB- ( ( ( ( ( ( ( ( ( ( ( ( streams and ) rivers ) , ) ( agricultural drains ) ) , ) ( ( lakes and ) ponds ) ) , ) ( riparian zones ) ) , ) and ) wetlands ) -RRB- ) ) ) , ) and ) ( its ( plant ( and ( animal life ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (NN watershed)) (VP (VBZ is) (NP (NP (DT a) (JJ dynamic) (NN system)) (SBAR (WHNP (WDT that)) (S (VP (VBZ includes) (NP (NP (DT the) (NN area)) (PP (IN of) (NP (NP (NN land)) (VP (VBN delineated) (PP (IN by) (NP (NP (DT the) (JJ drainage) (NN basin)) (, ,) (NP (PRP$ its) (JJ aquatic) (NNS components)) (PRN (-LRB- -LRB-) (NP (NP (NNS streams) (CC and) (NNS rivers)) (, ,) (NP (JJ agricultural) (NNS drains)) (, ,) (NP (NNS lakes) (CC and) (NNS ponds)) (, ,) (NP (NN riparian) (NNS zones)) (, ,) (CC and) (NP (NNS wetlands))) (-RRB- -RRB-)) (, ,) (CC and) (NP (PRP$ its) (NN plant) (CC and) (NN animal) (NN life))))))))))))) (. .)))
A watershed is a dynamic system that includes the area of land delineated by the drainage basin, its aquatic components (streams and rivers, agricultural drains, lakes and ponds, riparian zones, and wetlands), and its plant and animal life.
(ROOT (S (NP (NP (DT All)) (PP (IN of) (NP (NP (DT the) (NN land)) (VP (VBN drained) (PP (IN by) (NP (DT a) (NN river) (NN system))))))) (VP (VBZ is) (VP (VBN called) (NP (NP (PRP$ its) (NN basin)) (, ,) (CC or) (NP (DT the) (`` ``) (JJ wet) ('' '') (NN term) (NN watershed)))))))