it 's a big idea , but the film itself is small and shriveled . 
(ROOT (S (S (NP (PRP it)) (VP (VBZ 's) (NP (DT a) (JJ big) (NN idea)))) (, ,) (CC but) (S (NP (NP (DT the) (NN film)) (NP (PRP itself))) (VP (VBZ is) (ADJP (JJ small) (CC and) (VBN shriveled)))) (. .)))
(ROOT (S (S (NP (PRP )) (VP (VBZ ) (NP (DT ) (JJ ) (NN )))) (, ) (CC ) (S (NP (NP (DT ) (NN )) (NP (PRP ))) (VP (VBZ ) (ADJP (JJ ) (CC ) (VBN )))) (. )))