Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
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Question: 'Mrs Dalloway' and To the Lighthouse' are among the works of which writer?

Answer: to the lighthouse


Question: Field Marshal Arthur Wellesley, shares his better known title with which Southern Hemisphere capital city?

Answer: arthur wellesley, 1st duke of wellington


Question: Which female singer had the bestselling album in the UK in 1999 called `Come On Over`?

Answer:
come on over