allows his cast members to make creative contributions to the story and dialogue . 
(ROOT (S (VP (VBZ allows) (NP (PRP$ his) (NN cast) (NNS members)) (S (VP (TO to) (VP (VB make) (NP (NP (JJ creative) (NNS contributions)) (PP (IN to) (NP (DT the) (NN story) (CC and) (NN dialogue)))))))) (. .)))
(ROOT (S (VP (VBZ ) (NP (PRP$ ) (NN ) (NNS )) (S (VP (TO ) (VP (VB ) (NP (NP (JJ ) (NNS )) (PP (IN ) (NP (DT ) (NN ) (CC ) (NN )))))))) (. )))