( It ( ( reinforces ( ( body systems ) ( such ( ( as : ) ( ( ( ( ( ( ( ( ( ( Digestive system ) , ) ( nervous system ) ) , ) ( circulatory system ) ) , ) ( endocrine system ) ) , ) and ) ( the ( skeletal system ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ reinforces) (NP (NP (NN body) (NNS systems)) (PP (JJ such) (IN as) (: :) (NP (NP (JJ Digestive) (NN system)) (, ,) (NP (JJ nervous) (NN system)) (, ,) (NP (JJ circulatory) (NN system)) (, ,) (NP (JJ endocrine) (NN system)) (, ,) (CC and) (NP (DT the) (JJ skeletal) (NN system)))))) (. .)))
It reinforces body systems such as: Digestive system, nervous system, circulatory system, endocrine system, and the skeletal system.
(ROOT (S (NP (NP (DT A) (NN relationship)) (PP (IN between) (NP (CD two) (JJ human) (NN body) (NNS systems)))) (VP (MD could) (VP (VB be) (NP (NP (DT the) (JJ digestive) (NN system)) (SBAR (S (VP (VBZ absorbs) (NP (NP (NNS nutrients)) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (VP (VBN transported) (PP (IN by) (NP (DT the) (JJ circulatory) (NN system)))))))))))))) (. .)))