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

Which Football League club play their home games at Kingsmeadow, also known as the Cherry Red Records Stadium?
kingsmeadow

The plays 'The Barber of Seville' and 'Marriage of Figaro' were written by whom?
the marriage of figaro

Confessions of an English Opium Eater, was a work by which essayist?
confessions of an english opium-eater