a stupid , derivative horror film that substitutes extreme 
(ROOT (NP (NP (DT a) (JJ stupid) (, ,) (JJ derivative) (NN horror) (NN film)) (SBAR (WHNP (WDT that)) (S (VP (VBZ substitutes) (ADJP (JJ extreme)))))))
(ROOT (NP (NP (DT ) (JJ ) (, ) (JJ ) (NN ) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (ADJP (JJ )))))))