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 topics is movie Oliver Twist about?

based on a book, bd-r, criterion, adapted from:book, tumey's dvds, reviewed, based on book, poverty, literary adaptation, alec guinness, charles dickens, author:charles dickens, david lean, dickens