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 are the most popular sports in usa?

SOLUTION: What is the most popular sport in the USA to participate in? 
 Exercise walking

PROBLEM: When is the last time the mariners made the playoffs?

SOLUTION: As of 2017, when is the last time the mariners made the playoffs? 
 2001 Major League Baseball season

PROBLEM: Who's the lead singer of the doobie brothers?

SOLUTION:
Who's the original lead singer of the doobie brothers? 
 Tom Johnston