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

[EX Q]: In what story of Arthur C. Clarke do Tibetan monks seek to list all the names of God as they believe He will bring the Universe to an end once this is done?
[EX A]: arthur c. clarke

[EX Q]: In which religion is there one god called Ahura Mazda?
[EX A]: ahura mazda

[EX Q]: Who invented the electric battery in 1800?
[EX A]:
battery