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:
What are the dark knight movies in order?

Ex Output:
What is the first dark knight movie in chronological order?


Ex Input:
What was the last movie julia roberts was in?

Ex Output:
What was the last movie julia roberts was in in 2017?


Ex Input:
When did the us leave the vietnam war?

Ex Output:

When did the us troop presence in Vietnam peak during the vietnam war?