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]: Why would a recrystallization need to be done?
[EX A]: Why would recrystallization need to be done in chemistry?

[EX Q]: Who sang the song cotton fields back home?
[EX A]: Who sang the song cotton fields back home in 1940?

[EX Q]: When does the new season of property brothers start?
[EX A]:
When does the 6th season of Property Brothers start?