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

[EX Q]: Auld Reekie is the nickname for which Scottish city?
[EX A]: auld reekie

[EX Q]: In which classic T.V. crime series did Captain Frank Furillo appear ?
[EX A]: frank furillo

[EX Q]: In which 1957 film did Alec Guinness play the character Lt.-Col. Nicholson?
[EX A]:
alec guinness