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.

Who won the last football world cup 2017?
Who won the last football u-17 world cup 2017?

Who played the bird lady in mary poppins?
Who played the bird lady in the Mary Poppins film?

Whats the legal age to smoke in usa?

Is their a legal age to smoke tobacco in usa, not purchase it?