TASK DEFINITION: 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.
PROBLEM: What is the capacity of university of phoenix stadium?

SOLUTION: What is the default sitting capacity of university of phoenix stadium? 
 63,400

PROBLEM: Who played susan walker in miracle on 34th street?

SOLUTION: Who played Susan Walker on the 1947 film Miracle on 34th Street? 
 Natalie Wood

PROBLEM: Who were the first european to reach the americas and when did they arrive?

SOLUTION:
Who were the first Europeans to reach the Americas? 
 Norsemen