Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

[EX Q]: Which is the only film of the fantasy genre ever to win the best picture Oscar - full name required?
[EX A]: academy award for best picture

[EX Q]: What is the name of the astromech droid companion of Anakin Skywalker, Luke Skywalker and Obi-Wan Kenobi in the Star Wars franchise?
[EX A]: droid

[EX Q]: Where were the 2004 Summer Olympic Games held?
[EX A]:
2004 summer olympics