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]: Which Frenchman composed Clair de lune, the famous third movement of Suite bergamasque?
[A]: suite bergamasque

[Q]: Septimus Harding is the title character in which Anthony Trollope novel?
[A]:
anthony trollope