beneath the film 's obvious determination to shock at any cost lies considerable skill and determination , backed by sheer nerve . 
(ROOT (SINV (PP (IN beneath) (NP (NP (NP (DT the) (NN film) (POS 's)) (JJ obvious) (NN determination) (S (VP (TO to) (VP (VB shock))))) (PP (IN at) (NP (DT any) (NN cost))))) (VP (VBZ lies)) (NP (NP (JJ considerable) (NN skill) (CC and) (NN determination)) (, ,) (VP (VBN backed) (PP (IN by) (NP (JJ sheer) (NN nerve))))) (. .)))
(ROOT (SINV (PP (IN ) (NP (NP (NP (DT ) (NN ) (POS )) (JJ ) (NN ) (S (VP (TO ) (VP (VB ))))) (PP (IN ) (NP (DT ) (NN ))))) (VP (VBZ )) (NP (NP (JJ ) (NN ) (CC ) (NN )) (, ) (VP (VBN ) (PP (IN ) (NP (JJ ) (NN ))))) (. )))