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 type of stone did the romans use?

SOLUTION: What type of stone did the romans use rarely before Augustus? 
 Marble

PROBLEM: Where are the guys from rascal flatts from?

SOLUTION: Where did the guys from rascal flatts form their band? 
 Columbus, Ohio

PROBLEM: Who's performing the halftime show at super bowl 52?

SOLUTION:
Who's the featured performer performing the halftime show at super bowl 52? 
 Justin Timberlake