( ( For example ) ( , ( ( ( all pieces ) ( of carbon ) ) ( ( are ( instances ( of Element-Stuff ) ) ) . ) ) ) )
(ROOT (S (PP (IN For) (NP (NN example))) (, ,) (NP (NP (DT all) (NNS pieces)) (PP (IN of) (NP (NN carbon)))) (VP (VBP are) (NP (NP (NNS instances)) (PP (IN of) (NP (NNP Element-Stuff))))) (. .)))
For example, all pieces of carbon are instances of Element-Stuff.
(ROOT (S (NP (DT All) (NN life)) (VP (VBZ is) (VP (VBN built) (PP (IN around) (NP (DT the) (NN element) (NN carbon))))) (. .)))