( ( ( The function ) ( of ( the ( human heart ) ) ) ) ( ( is ( to ( ( pump blood ) ( ( carrying ( ( oxygen and ) nutrients ) ) ( to ( ( the organs ) ( of ( the body ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN function)) (PP (IN of) (NP (DT the) (JJ human) (NN heart)))) (VP (VBZ is) (S (VP (TO to) (VP (VB pump) (NP (NN blood)) (S (VP (VBG carrying) (NP (NN oxygen) (CC and) (NNS nutrients)) (PP (TO to) (NP (NP (DT the) (NNS organs)) (PP (IN of) (NP (DT the) (NN body))))))))))) (. .)))
The function of the human heart is to pump blood carrying oxygen and nutrients to the organs of the body.
(ROOT (S (PP (IN In) (NP (NNS humans))) (, ,) (NP (DT the) (NN heart)) (VP (VBZ is) (NP (DT the) (JJ first) (NN organ) (S (VP (TO to) (VP (VP (VB form)) (CC and) (VP (VB become) (ADJP (JJ functional)))))))) (. .)))