( ( These compounds ) ( ( contain ( ( carbon ( , ( hydrogen ( , ( nitrogen ( , ( oxygen ( , ( and sulfur ) ) ) ) ) ) ) ) ) ( among ( other elements ) ) ) ) . ) )
(ROOT (S (NP (DT These) (NNS compounds)) (VP (VBP contain) (NP (NP (NN carbon) (, ,) (NN hydrogen) (, ,) (NN nitrogen) (, ,) (NN oxygen) (, ,) (CC and) (NN sulfur)) (PP (IN among) (NP (JJ other) (NNS elements))))) (. .)))
These compounds contain carbon, hydrogen, nitrogen, oxygen, and sulfur among other elements.
(ROOT (S (NP (NP (NNS Compounds)) (VP (VBG containing) (NP (DT the) (NN element) (NN carbon)))) (VP (VBP are) (NP (NP (DT the) (NN basis)) (PP (IN of) (NP (DT all) (VBN known) (NN life))))) (. .)))
Compounds containing the element carbon are the basis of all known life.