In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to write a question that clarifies the given question in such a way that the generated question has one unique answer.

[EX Q]: Who played little ricky on the lucille ball show?
[EX A]: Who played little ricky on the lucille ball show in season 2 episode 16?

[EX Q]: Who is the father of emma on friends?
[EX A]: Which character is the father of emma on friends?

[EX Q]: Who sculptured a statue of the biblical hero david?
[EX A]:
Who sculptured a statue of the biblical hero david between 1501 and 1504?