Determine the topic of the question. Question: "who replaced nikita khrushchev?" Topic:
Ans: Nikita Khrushchev

Determine the topic of the question. Question: "how does a cat purr?" Topic:
Ans: Purr

Determine the topic of the question. Question: "WHERE WAS JOHN WAYNE BORN?" Topic:
Ans: John Wayne

Determine the topic of the question. Question: "what cards do you need in poker to get a royal flush?" Topic:
Ans: List of poker hands