Definition: You are given an open-domain question from an open movie database. Your task is to provide an answer to that question. Try to only include the answer. Do not put it in a sentence.
Input: which words describe film Metropolis?

visually appealing, animation, comic book, anime, dvd-video, erlend's dvds, remake, japan, robots, future, androids, sad ending, homage, style over substance, deus ex machina, psychopath, childish style, superhuman, lame anime, tezuka