instruction:
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.
question:
When did the astros become an american league team?
answer:
What year did the astros become an american league team?


question:
When did xbox one come out in australia?
answer:
When did the Xbox One release in Australia?


question:
Who votes for nfl player of the year?
answer:

Who votes for associated press nfl defensive player of the year?