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.

[Q]: Who is the mother in how i met you mother?
[A]: Who plays The Mother in How I Met Your Mother?


[Q]: Who played dr zeus in planet of the apes?
[A]: Who played Dr. Zaius in the 1968 film Planet of the Apes?


[Q]: When was the european research laboratory (columbus) launched?
[A]:
What date was the european research laboratory (columbus) launched?