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 afghanistan war start and end?

Ex Output:
When did the afghanistan war first phase start?


Ex Input:
In which year india's capital shifted from calcutta to delhi?

Ex Output:
Which year was it announced that India's capital would shift from Calcutta to Delhi?


Ex Input:
How old is the trombone player in chicago?

Ex Output:

How old is the trombone player in chicago as of the end of 2017?