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

[EX Q]: Eden Park staged some of the 2011 Rugby World Cup matches, in which city can it be found?
[EX A]: eden park

[EX Q]: Who kept the score on Bullseye?
[EX A]: bullseye

[EX Q]: Born 384 BCE, which philosopher was a tutor to Alexander the Great?
[EX A]:
alexander the great