( ( Elements ( such ( as ( ( ( ( ( carbon , ) nitrogen ) , ) or ) phosphorus ) ) ) ) ( ( enter ( ( living organisms ) ( in ( ( a variety ) ( of ways ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Elements)) (PP (JJ such) (IN as) (NP (NP (NN carbon)) (, ,) (NP (NN nitrogen)) (, ,) (CC or) (NP (NN phosphorus))))) (VP (VBP enter) (S (VP (VBG living) (NP (NNS organisms)) (PP (IN in) (NP (NP (DT a) (NN variety)) (PP (IN of) (NP (NNS ways)))))))) (. .)))
Elements such as carbon, nitrogen, or phosphorus enter living organisms in a variety of ways.
(ROOT (S (NP (NNP Carbon)) (VP (VBZ is) (NP (NP (DT the) (ADJP (RBS most) (VBN found)) (NN element)) (PP (IN in) (NP (VBG living) (NNS organisms))))) (. .)))