instruction:
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.
question:
What type of server does active director run on?
answer:
What brand of server does active director run on? 
 Windows Server


question:
What is the meaning of ccc in religion?
answer:
What is the meaning of ccc in catholicism? 
 Catechism of the Catholic Church


question:
When did the nfl start playing on christmas day?
answer:

When did the nfl first start playing on christmas day? 
 Christmas Day 1971