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: Richard Addinsell's most famous piece of music was used in the 1941 film 'Dangerous Moonlight', what is its title?

Answer: dangerous moonlight

Question: The Church of the Savior on Spilled Blood, built on the site of the assassination of Tsar Alexander II, is in which Russian city?

Answer: church of the savior on blood

Question: In what country would you find Annapurna?

Answer:
annapurna