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.

Ex Input:
Who is the leader of the senate 2018?

Ex Output:
Who was the majority leader of the senate in 2018?


Ex Input:
Raised line markers on the roadway and shoulder are used to define?

Ex Output:
Raised line markers on the roadway and shoulder are, parallel to drive directed are used to define?


Ex Input:
What is the biggest nfl football stadium in the us?

Ex Output:

What is the biggest official nfl football stadium in the us in terms of highest capacity?