a story which fails to rise above its disgusting source material . 
(ROOT (NP (NP (DT a) (NN story)) (SBAR (WHNP (WDT which)) (S (VP (VBZ fails) (S (VP (TO to) (VP (VB rise) (PP (IN above) (NP (PRP$ its) (JJ disgusting) (NN source) (NN material))))))))) (. .)))
(ROOT (NP (NP (DT ) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (S (VP (TO ) (VP (VB ) (PP (IN ) (NP (PRP$ ) (JJ ) (NN ) (NN ))))))))) (. )))