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.

The office season 8 episode 7 guest stars?
The office season 8 episode 7 guest star's character?

How many episodes of game of thrones is there?
How many episodes of game of thrones is there in total?

When were nutrition labels introduced in the us?

When were nutrition labels mandated for most food products in the US?