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 is the first person to go to the moon?

SOLUTION: Who were the first people to land on the moon?

PROBLEM: Doc martin how many episodes in season 7?

SOLUTION: How many episodes in series 7 of Doc Martin?

PROBLEM: When was i know why the cage bird sings written?

SOLUTION:
When was the book I Know Why the Caged Bird Sings written?