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?

When did little rock central high school close?
When did Faubus order Little Rock Central High School to close?

What was t-mobile called before it was t-mobile?

What was the first name for T-Mobile?