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.

What nation lies on both africa and asia?
What nation lies on both africa and asia in 2017?

Who sang the song cotton fields back home?
Who sang the song cotton fields back home in 1940?

Who played elizabeth bennet in pride and prejudice?

Who played Elizabeth Bennet in the 1995 TV series Pride and Prejudice?