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 do they find the prison in walking dead?
What season do they find the prison in walking dead?

When was clifford the big red dog made?
When was clifford the big red dog book first made?

Who established the first textile mill where spinning and weaving occurred in one place?

What company established the first textile mill where spinning and weaving occurred in one place?