much of it comes from the brave , uninhibited performances by its lead actors . 
(ROOT (S (NP (NP (JJ much)) (PP (IN of) (NP (PRP it)))) (VP (VBZ comes) (PP (IN from) (NP (NP (DT the) (JJ brave) (, ,) (JJ uninhibited) (NNS performances)) (PP (IN by) (NP (PRP$ its) (JJ lead) (NNS actors)))))) (. .)))
(ROOT (S (NP (NP (JJ )) (PP (IN ) (NP (PRP )))) (VP (VBZ ) (PP (IN ) (NP (NP (DT ) (JJ ) (, ) (JJ ) (NNS )) (PP (IN ) (NP (PRP$ ) (JJ ) (NNS )))))) (. )))