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: What was the name of the book darwin published?

Output: What book did Darwin publish in 1859?


Input: Consider Input: Who is the parent company of dunkin donuts?

Output: Who was the parent company of Dunkin Donuts in 1990?


Input: Consider Input: When did the united states start regulating immigration?


Output: When did the united states introduce in the House the first bill that ended up regulating immigration?