 He was sired by the 1965 Preakness Stakes winner, Tom Rolfe, a son of the undefeated European superstar, Ribot.Run the Gantlet is a descendant of Nearco through his damsire First Landing who won the 1959 Kentucky Derby.Raced under Mellon's Rokeby Stables colors, Run the Gantlet was trained by future U.S.