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.

Who was the starting quarterback for the vikings?
Who was the starting quarterback for the Vikings in 2017? 
 Case Keenum

What is the white part of your nail?
What is the white, crescent part of your nail? 
 lunulae

Where does lymph fluid drain in order to go back into the cardiovascular system?

Which veins does lymph fluid drain in order to go back into the cardiovascular system? 
 right or the left subclavian vein