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.

Example Input: What nation lies on both africa and asia?
Example Output: What nation lies on both africa and asia in 2017?

Example Input: Who has the best winning percentage in nfl history?
Example Output: What team has the best regular season winning percentage in NFL history?

Example Input: Who sings the song with or without you?
Example Output:
Which band sings the song "With or Without You"?