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

What is the largest city in Bavaria?
bavaria

Mr Barkis, Edward Murdstone and Tommy Traddles are all characters in which Charles Dickens novel?
charles dickens

Bodrum, Fethiye, Marmaris, Kuadas, Cesme, Didim and Alanya are tourist resorts in which country?

alanya