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

Example Input: Which cyclist won the first medal for Team GB at the 2012 Olympic Games?
Example Output: gb

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 group of around 200 Greek islands in the Aegean Sea includes Andros, Naxos, Paros and Milos?
Example Output:
paros