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

[EX Q]: Who played 'Emma Peel' in the 1998 film 'The Avengers'?
[EX A]: the avengers

[EX Q]: Laurence Olivier directed and starred in a 1944 film, which began in the Globe Theatre and then gradually shifted to a realistic evocation of the Battle of Agincourt, which was adapted from which one of Shakespeare's plays?
[EX A]: battle of agincourt

[EX Q]: Which female, London-born author has younger brothers, rapper and comedian Doc Brown and rapper Luc Skyz?
[EX A]:
doc brown