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.

[EX Q]: Who was the first person to use fossils for dating rock layers?
[EX A]: Who was the first person to use fossils for dating rock layers theoretically? 
 Nicolaus Stenonius

[EX Q]: When was st paul's cathedral melbourne built?
[EX A]: When was the foundation stone for st paul's cathedral melbourne laid? 
 1880

[EX Q]: The young and the restless how many episodes?
[EX A]:
The young and the restless how many episodes as of September 1, 2016? 
 11,000