( ( Organic Compounds ) ( - ( ( contains ( the ( element carbon ) ) ) . ) ) )
(ROOT (S (NP (NNP Organic) (NNP Compounds)) (: -) (VP (VBZ contains) (NP (DT the) (NN element) (NN carbon))) (. .)))
Organic Compounds- contains the element carbon.
(ROOT (S (NP (NP (NNP Organic) (NNS substances)) (, ,) (PP (VBG including) (NP (NNS proteins) (, ,) (NNS carbohydrates) (, ,) (CC and) (NNS oils))) (, ,)) (VP (VBP contain) (NP (NN carbon))) (. .)))