TASK DEFINITION: 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.
PROBLEM: Who's won the most fa cup's?

SOLUTION: What team won the most fa cup's?

PROBLEM: Who was the first person voted off big brother?

SOLUTION: Who was the first person voted off the first season of American Big Brother?

PROBLEM: Who played drums on everybody wants to rule the world?

SOLUTION:
Who played real drums on everybody wants to rule the world?