to maintain both a level of sophisticated intrigue and human-scale characters that suck the audience in 
(ROOT (S (VP (TO to) (VP (VB maintain) (NP (CC both) (NP (NP (DT a) (NN level)) (PP (IN of) (NP (JJ sophisticated) (NN intrigue)))) (CC and) (NP (NP (NML (JJ human) (HYPH -) (NN scale)) (NNS characters)) (SBAR (WHNP (WDT that)) (S (VP (VBP suck) (NP (DT the) (NN audience)) (PRT (IN in)))))))))))
(ROOT (S (VP (TO ) (VP (VB ) (NP (CC ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NN )))) (CC ) (NP (NP (NML (JJ ) (HYPH ) (NN )) (NNS )) (SBAR (WHNP (WDT )) (S (VP (VBP ) (NP (DT ) (NN )) (PRT (IN )))))))))))