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

Example Input: The Battle of Poltava in 1709 was a victory by Peter the Great over which state?
Example Output: battle of poltava

Example Input: What's missing: Magnum Force, The Enforcer, Sudden Impact, and The Dead Pool?
Example Output: sudden impact

Example Input: Cornish Rex and Devon Rex are types of which animal?
Example Output:
devon rex