In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to provide one question which clarifies the input question and it has one unique answer, and also provide an answer to the generated question. Generated question and answer should be separated with a new line.

[Q]: When was the chicken pox vaccine first given?
[A]: When did the Chicken Pox vaccine become commercially available? 
 1984


[Q]: Who is the chief of police of los angeles?
[A]: Who is the Chief of Police of Los Angeles from November 17, 2009 to June 27, 2018? 
 Charles L. Beck


[Q]: How many episodes in season 2 of happy valley?
[A]:
How many episodes in season 2 of the Happy Valley tv series? 
 6