the movie 's seams may show ... but 
(ROOT (S (NP (NP (DT the) (NN movie) (POS 's)) (NNS seams)) (VP (MD may) (VP (VB show))) (, ...) (CC but)))
(ROOT (S (NP (NP (DT ) (NN ) (POS )) (NNS )) (VP (MD ) (VP (VB ))) (, ) (CC )))