TASK DEFINITION: You are given a concept, and a list of answers. You should generate a question about the concept that leads to the given answer(s).
PROBLEM: concept: Luke Skywalker  answers:  ['Mark Hamill']

SOLUTION: who played luke skywalker in star wars episode 4?

PROBLEM: concept: Roman Empire  answers:  ['Europe', 'North Africa', 'Middle East']

SOLUTION: what places made up the western roman empire?

PROBLEM: concept: Marilyn Monroe  answers:  ['Singer', 'Nude Glamour Model', 'Film Producer', 'Actor', 'Showgirl', 'Model', 'Pin-up girl']

SOLUTION:
what was marilyn monroe known for?