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

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


[Q]: Who directed the film Bonnie and Clyde?
[A]: bonnie and clyde


[Q]: Which team won the 2009 Superbowl?
[A]:
super bowl xliii