It’s time for the Kentucky-North Carolina edition of Robic’s Riddle, a trivia contest we’ll be holding before every men’s basketball game.Assistant coach John Robic has supplied us with yet another question from the annals of Kentucky basketball history. The first fan to submit a correct answer via email to catscratches@uky.edu will receive a prize. The prize today is a portable, foldable UK seat back that allows you to sit comfortably almost anywhere. Our question has to do with two coaches who got their careers off to hot starts.Name the two college basketball coaches who have the most victories in their first 19 seasons of coaching at the Division I level.Again, please submit your answers to catscratches@uky.edu. We will announce the correct answers at halftime of this afternoon’s game, assuming we have a winner by that time.Don’t forget to tune in and watch the Cats at noon Saturday on CBS.