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 has the most shutouts in nhl history?
[A]: Who has the most regular season shutouts in nhl history?


[Q]: Which channel in youtube has the most subscribers?
[A]: What was the Youtube channel with the most subscribers as of December 23, 2013?


[Q]: When was the declaration of independence officially signed?
[A]:
When is it commonly believed that the declaration of independence was officially signed?