Definition: 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.

Positive Example 1 -
Input: Lucifer how many episodes are in season 3?
Output: How many episodes of season 3 of Lucifer were there, including bonus episodes?

Positive Example 2 -
Input: What is the tallest ride at six flags over Texas?
Output: What is the tallest roller coaster at six flags over Texas 2001?

Negative Example 1 -
Input: Lucifer how many episodes are in season 3?
Output: How many episodes of season 4 of Lucifer were there, including bonus episodes?

Negative Example 2 -
Input: What is the tallest ride at six flags over texas?
Output: What is the tallest roller coaster at six flags over Tempe 2001?

Now complete the following example -
Input: What year was the harry potter series set in?
Output: 



Output:
What year did the very beginning of the Harry Potter series take place in?|What year was the opening chapter of the first book of the Harry Potter series set in?
What year were the Harry Potter books first released?
What year did the Harry Potter series (film) begin?
What year did the Harry Potter series epilogue take place in?|What year is the epilogue of the Harry Potter series set in?
What years were Harry Potter set in?|What years did the Harry Potter series take place in?