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

Q: What is the main river of Brazil?

A: brazil
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Q: Which female gymnast won Gold Medals in the Balance Beam and Floor Exercise events in the 1972 Summer Olympics?

A: 1972 summer olympics
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Q: Served in a traditional cocktail glass, what drink consists of equal parts brandy (or cognac), Contreau, and lemon juice?

A:
cognac
****