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

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

Example Input: Which pop group consisted of Huw Bunford, Clan Caren, Dafydd Leuan, Guto Price and Gryff Rhuys?
Example Output: huw bunford

Example Input: Father and son Baby Doc Duvalier and Papa Doc Duvalier spent 30 years as leaders of which country?
Example Output:
jean-claude duvalier