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

Q: In the British Army, what rank falls between Major General and Colonel?

A: british army
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Q: Who won the 2011 Booker Prize for 'The Sense of an Ending'?

A: the sense of an ending
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Q: 28th June, 1914, saw the assassination of Austrian Archduke, Franz Ferdinand, the triggering event of World War 1. In which European city were the Archduke and his wife, did the assassination take place?

A:
archduke franz ferdinand of austria
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