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

[Q]: Which English classic horse race for 3 year olds held at Doncaster every September began in 1776?
[A]: doncaster racecourse


[Q]: The Cato Street Conspiracy was a plot to kill which British Prime Minister?
[A]: prime minister of the united kingdom


[Q]: Ali Bongo Ctadimba is the President of which African country - his father Omar Bongo held the position from 1967 to 2009?
[A]:
omar bongo