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

[EX Q]: Who played edmond dantes in the count of monte cristo?
[EX A]: Who played edmond dantes in the count of Monte Cristo (1922 film)?

[EX Q]: Where does the saying price of tea in china come from?
[EX A]:
What is the economic origin of the saying price of tea in china come from?