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: Martin Luther King Jr  answers:  ['Martin Luther King, Sr.', 'Alberta Williams King']

SOLUTION: what was the name of martin luther king jr parents?

PROBLEM: concept: New York Yankees  answers:  ['1923 World Series']

SOLUTION: what year did yankees win their first world series?

PROBLEM: concept: Caroline Spencer  answers:  ['Bill Spencer']

SOLUTION:
who is caroline spencer jr s father?