The Black River, at 71 km (44 miles), is the longest in Jamaica; it was an arterial route used to transport rum and lumber from the inland plantations.
( ( ( ( ( The ( Black River ) ) ( , ( ( at ( ( 71 km ) ( -LRB- ( ( 44 miles ) -RRB- ) ) ) ) ( , ( is ( ( the longest ) ( in Jamaica ) ) ) ) ) ) ) ; ) ( it ( was ( ( an ( arterial route ) ) ( used ( to ( ( transport ( ( rum and ) lumber ) ) ( from ( the ( inland plantations ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (DT The) (NNP Black) (NNP River)) (, ,) (PP (IN at) (NP (NP (QP (CD 71) (CD km))) (PRN (-LRB- -LRB-) (NP (CD 44) (NNS miles)) (-RRB- -RRB-)))) (, ,) (VP (VBZ is) (NP (NP (DT the) (JJS longest)) (PP (IN in) (NP (NNP Jamaica)))))) (: ;) (S (NP (PRP it)) (VP (VBD was) (NP (NP (DT an) (JJ arterial) (NN route)) (VP (VBN used) (S (VP (TO to) (VP (VB transport) (NP (NN rum) (CC and) (NN lumber)) (PP (IN from) (NP (DT the) (JJ inland) (NNS plantations)))))))))) (. .)))
The Black River is measured at seventy-one kilometers in length.
( ( The ( Black River ) ) ( ( is ( measured ( at ( ( seventy-one kilometers ) ( in length ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Black) (NNP River)) (VP (VBZ is) (VP (VBN measured) (PP (IN at) (NP (NP (JJ seventy-one) (NNS kilometers)) (PP (IN in) (NP (NN length))))))) (. .)))