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

[Q]: Forty hours before he committed suicide in 1945 Adolf Hitler married whom?
[A]: adolf hitler


[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]: Written in 1962, 'Dead Cert' was whose first novel?
[A]:
dead cert