this is a finely written , superbly acted offbeat thriller . 
(ROOT (S (NP (DT this)) (VP (VBZ is) (NP (DT a) (ADJP (RB finely) (VBN written)) (, ,) (ADJP (RB superbly) (VBN acted)) (JJ offbeat) (NN thriller))) (. .)))
(ROOT (S (NP (DT )) (VP (VBZ ) (NP (DT ) (ADJP (RB ) (VBN )) (, ) (ADJP (RB ) (VBN )) (JJ ) (NN ))) (. )))