( This ( ( ( includes ( sample ( assessment ( , ( chemical ( pretreatment ( , ( combustion ( or ( acid decomposition ) ) ) ) ) ) ) ) ) ) ( to ( ( carbon ( dioxide ( and ( chemical synthesis ) ) ) ) ( to graphite ) ) ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBZ includes) (NP (NN sample) (NN assessment) (, ,) (NN chemical) (NN pretreatment) (, ,) (NN combustion) (CC or) (NN acid) (NNS decomposition)) (PP (TO to) (NP (NP (NN carbon) (NN dioxide) (CC and) (NN chemical) (NN synthesis)) (PP (TO to) (NP (NN graphite)))))) (. .)))
This includes sample assessment, chemical pretreatment, combustion or acid decomposition to carbon dioxide and chemical synthesis to graphite.
(ROOT (S (NP (NNP Carbon) (NN dioxide)) (ADVP (RB chemically)) (VP (VBP weather) (NP (NNS rocks)) (PP (IN by) (S (VP (VBG creating) (NP (NNS acids)))))) (. .)))