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

[EX Q]: The 1981 film Chariots of Fire featured the achievements of Harold Abrahams and which Scottish missionary who refused to run in the 100m heats on a Sunday and instead won the 400m Gold Medal in the 1924 Olympics?
[EX A]: chariots of fire

[EX Q]: Who wrote `20,000 Leagues Under The Sea`?
[EX A]: 20,000 leagues under the sea

[EX Q]: The beat of what aptly titled 1970s disco hit is suggested by the British Heart Foundation (and others) as an ideal CPR rhythm?
[EX A]:
disco