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:
When did the first answering machine come out?

Ex Output:
When did the first commercially successful answering machine come out?


Ex Input:
What is the date of the queen's birthday?

Ex Output:
What is the date of Queen Elizabeth II's birthday?


Ex Input:
Where was the first mcdonald's built in the usa?

Ex Output:

Where was the first restaurant the McDonald family opened in the US?