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 playing in the cotton bowl 2017?
[A]: Who is playing in the cotton bowl in December 2017?


[Q]: When did we become the united states of america?
[A]: When, based on evidence, did we begin calling ourselves the united states of america?


[Q]: When does how to get away with a murderer air season 4?
[A]:
When does how to get away with a murder season 4 start airing?