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.

When is the first us done in pregnancy?
When is the first ultrasound done in pregnancy, for patients that want genetic testing? 
 11 weeks - 13 weeks 6 days gestation

Who landed the first quad in figure skating?
Who landed the first quad toe loop in figure skating competition? 
 Kurt Browning

What size is a california king size mattress?

What is the length of a California King Matress? 
 212 centimeters