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.

When did the earliest organisms appear on earth?
When is the earliest time that the earliest organisms possibly appear on earth?

What was the name of the book darwin published?
What book did Darwin publish in 1859?

Who is the host of the price is right?
Who was the host of the price is right from 1972-2007?