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 F Kennedy  answers:  ['Jacqueline Kennedy Onassis']

SOLUTION: who did president kennedy marry?

PROBLEM: concept: Greece  answers:  ['Europe', 'Eurasia', 'Southeast Europe']

SOLUTION: where is the nation of greece located?

PROBLEM: concept: John Paul Jones  answers:  ['Continental Navy', 'Imperial Russian Navy']

SOLUTION:
who did john paul jones fight for?