it works beautifully as a movie without sacrificing the integrity of the opera . 
(ROOT (S (NP (PRP it)) (VP (VBZ works) (ADVP (RB beautifully)) (PP (IN as) (NP (DT a) (NN movie))) (PP (IN without) (S (VP (VBG sacrificing) (NP (NP (DT the) (NN integrity)) (PP (IN of) (NP (DT the) (NN opera)))))))) (. .)))
(ROOT (S (NP (PRP )) (VP (VBZ ) (ADVP (RB )) (PP (IN ) (NP (DT ) (NN ))) (PP (IN ) (S (VP (VBG ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (DT ) (NN )))))))) (. )))