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 plays king edward in the white queen?

SOLUTION: Who plays King Edward IV in The White Queen?

PROBLEM: When is the last episode of the haves and have nots?

SOLUTION: When is the last episode of season 4 of the haves and have nots?

PROBLEM: Who won the first battle of the marne?

SOLUTION:
Which countries won the first battle of the marne?