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: Sharks rays and skates belong to what group?

SOLUTION: Sharks rays and skates belong to what class?

PROBLEM: Who plays king edward in the white queen?

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

PROBLEM: When was the sound barrier broken for the first time?

SOLUTION:
When may the sound barrier have broken for the first time by dinosaurs?