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.

Input: Consider Input: When did the beatles stop touring and why?

Output: When did the Beatles stop touring?


Input: Consider Input: When is the english premier league going to start?

Output: When is the english premier league going to start in 2017?


Input: Consider Input: When is the first mission to mars planned?


Output: According to a November 2015 announcement by NASA, when is the first manned mission to mars planned?