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 Q]: What are the dark knight movies in order?
[EX A]: What is the first dark knight movie in chronological order?

[EX Q]: When did the first episode of phineas and ferb come out?
[EX A]: When did the first one-episode preview of phineas and ferb come out?

[EX Q]: When does love simon come out to dvd?
[EX A]:
When did the pre-order for Love Simon come out for DVD?