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: John Noble  answers:  ['Denethor II']

SOLUTION: what character did john noble play in lord of the rings?

PROBLEM: concept: Washington United States  answers:  ['Greyhound Lines', 'Peter Pan Bus Lines']

SOLUTION: where is greyhound station in washington dc?

PROBLEM: concept: Libya  answers:  ['2011']

SOLUTION:
when was the civil war in libya?