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

Where is Charles Darwin buried?
charles darwin

Name the actress, she died in August 2002, who played the part of 'Madame Edith Artois' in the TV series 'Allo, Allo'?
edith artois

Which actress played the parts of Sheila Grant in Brookside and Barbara Royle in the Royle Family?

the royle family