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]: When does the school year start in sweden?
[EX A]: When do primary and secondary schools start the school year in Sweden?

[EX Q]: When did the earliest organisms appear on earth?
[EX A]: When is the earliest time that the earliest organisms possibly appear on earth?

[EX Q]: What is the capacity of university of phoenix stadium?
[EX A]:
What is the default sitting capacity of university of phoenix stadium?