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 first answering machine come out?

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


Input: Consider Input: When is harry potter and cursed child coming out?

Output: When is harry potter and cursed child preview at Palace Theatre, London coming out?


Input: Consider Input: Who is the world hot dog eating champion?


Output: Who is the male world hot dog eating champion in 2017?