( ( For example ) ( , ( ( all ( of ( us humans ) ) ) ( ( belong ( to ( ( the ( species ( Homo sapiens ) ) ) ( -LRB- ( ( it ( is ( customary ( to ( ( ( underline ( the ( binomial name ) ) ) or ) ( ( put it ) ( in italics ) ) ) ) ) ) ) -RRB- ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN For) (NP (NN example))) (, ,) (NP (NP (DT all)) (PP (IN of) (NP (PRP us) (NNS humans)))) (VP (VBP belong) (PP (TO to) (NP (NP (DT the) (NN species) (NN Homo) (NN sapiens)) (PRN (-LRB- -LRB-) (S (NP (PRP it)) (VP (VBZ is) (ADJP (JJ customary) (S (VP (TO to) (VP (VP (VB underline) (NP (DT the) (JJ binomial) (NN name))) (CC or) (VP (VB put) (NP (PRP it)) (PP (IN in) (NP (NNS italics)))))))))) (-RRB- -RRB-))))) (. .)))
For example, all of us humans belong to the species Homo sapiens (it is customary to underline the binomial name or put it in italics).
(ROOT (S (NP (NNS Humans)) (VP (VBP belong) (PP (TO to) (NP (DT the) (NN species) (NN homo) (NN sapiens)))) (. .)))