For centuries, the Loire river was a vital highway between the Atlantic and the heart of France.
( ( For centuries ) ( , ( ( the ( Loire river ) ) ( ( was ( ( ( ( a ( vital highway ) ) ( between ( the Atlantic ) ) ) and ) ( ( the heart ) ( of France ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN For) (NP (NNS centuries))) (, ,) (NP (DT the) (NNP Loire) (NN river)) (VP (VBD was) (NP (NP (NP (DT a) (JJ vital) (NN highway)) (PP (IN between) (NP (DT the) (NNP Atlantic)))) (CC and) (NP (NP (DT the) (NN heart)) (PP (IN of) (NP (NNP France)))))) (. .)))
The Loire connected central France to the Atlantic.
( ( The Loire ) ( ( ( connected ( central France ) ) ( to ( the Atlantic ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Loire)) (VP (VBN connected) (NP (JJ central) (NNP France)) (PP (TO to) (NP (DT the) (NNP Atlantic)))) (. .)))