is not only a love song to the movies 
(ROOT (VP (VBZ is) (RB not) (NP (NP (RB only) (DT a) (NN love) (NN song)) (PP (IN to) (NP (DT the) (NNS movies))))))
(ROOT (VP (VBZ ) (RB ) (NP (NP (RB ) (DT ) (NN ) (NN )) (PP (IN ) (NP (DT ) (NNS ))))))