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: Who sings get it on bang a gong?
Example Output: Who is the group sings get it on bang a gong?

Example Input: Who did alabama play in 2015 bowl game?
Example Output: What university did Alabama play in the 2015 bowl game?

Example Input: Who changed the date of the day of the dead?
Example Output:
Which 16th century colonizers' presence, resulted in the date of the day of the dead changing?