Given a broad category, generate a trivia-type question based on a specific entity in that category. The question should be non-ambiguous. External resources such as Wikipedia could be used to obtain the facts.

Input: Consider Input: celebrities

Output: Which of the core cast of the TV series Friends also appeared in the 2000 film The Whole Nine Yards with Bruce Willis?


Input: Consider Input: spaceflight

Output: What was visited by Viking, Pathfinder, and Curiosity?


Input: Consider Input: astronomy


Output: Caliban is a moon that orbits which planet?


