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 Rocky III about?

franchise, new york city, 70mm, sports, boxing, not funny, sylvester stallone, los angeles, fighting, spherical blow-up, underdog, sport:boxing, carl weathers, philadelphia, setting:philadelphia, competitive sport, burt young, burgess meredith, talia shire, mr. t, hulk hogan, beloved character dies pointlessly, tony burton