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.
--------
Question: Who is the highest paid actor in big bang theory?

Answer: Based on show salary, who is the highest paid actor on Big Bang Theory?


Question: Which channel in youtube has the most subscribers?

Answer: What was the Youtube channel with the most subscribers as of December 23, 2013?


Question: Voice of the snake in the jungle book?

Answer:
Who was the voice of Kaa the snake in the 2016 film The Jungle Book?