the film sounds like the stuff of lurid melodrama , but 
(ROOT (S (S (NP (DT the) (NN film)) (VP (VBZ sounds) (PP (IN like) (NP (NP (DT the) (NN stuff)) (PP (IN of) (NP (JJ lurid) (NN melodrama))))))) (, ,) (CC but)))
(ROOT (S (S (NP (DT ) (NN )) (VP (VBZ ) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NN ))))))) (, ) (CC )))