TASK DEFINITION: In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to write a question that clarifies the given question in such a way that the generated question has one unique answer.
PROBLEM: When is the nfl hall of fame game being played?

SOLUTION: When was the NFL Hall of Fame game in 2017?

PROBLEM: Who is playing in the cotton bowl 2017?

SOLUTION: Who is playing in the cotton bowl in December 2017?

PROBLEM: When did they start televising the nfl draft?

SOLUTION:
When did they start televising the nfl draft on ESPN?