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:
Dark side of the moon weeks on chart?

Ex Output:
Dark side of the moon total number of weeks on billboard album chart?


Ex Input:
When did the third industrial revolution take place?

Ex Output:
When did the Third Industrial Revolution begin?


Ex Input:
Last episode of liv and maddie season 4?

Ex Output:

When did the last episode of Liv and Maddie season 4 air?