( ( ( Characteristics Pythons ) ( -LRB- ( and ( boas -RRB- ) ) ) ) ( ( are ( considered ( to ( be ( ( the ( ( most primitive ) snakes ) ) ( alive today ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Characteristics) (NNP Pythons)) (PRN (-LRB- -LRB-) (CC and) (ADJP (JJ boas)) (-RRB- -RRB-))) (VP (VBP are) (VP (VBN considered) (S (VP (TO to) (VP (VB be) (NP (NP (DT the) (ADJP (RBS most) (JJ primitive)) (NNS snakes)) (ADJP (JJ alive) (NP (NN today))))))))) (. .)))
Characteristics Pythons (and boas) are considered to be the most primitive snakes alive today.
(ROOT (S (NP (NP (NN Something)) (SBAR (WHNP (WDT that)) (S (VP (VBZ has) (NP (NP (DT all)) (PP (IN of) (NP (NP (DT the) (NNS characteristics)) (PP (IN of) (NP (NN life)))))))))) (VP (VBZ is) (VP (VBN considered) (S (VP (TO to) (VP (VB be) (ADJP (JJ alive))))))) (. .)))