Princess of Sylmar, who ran down last year’s champion juvenile filly Beholder in the final sixteenth to score a 38.80-to-1 upset win in the 139th running of the Kentucky Oaks, is the first Grade 1 winner for second-crop sire Majestic Warrior, an 8-year-old son of A.P. Indy who stands at Coolmore’s Ashford Stud in Versailles, Ky.