Xixixi, a winning half-brother to Triple Crown winner American Pharoah, will begin his stud career in 2016 at Xanthus Farm near Gettysburg, Pa. The 4-year-old son of Maimonides will stand for a fee of $5,000. Xixixi won twice, both times at six furlongs, in 17 career starts, earning $83,299. He last raced when sixth on a sloppy track in the Mr. Prospector Stakes in June at Monmouth Park. Xixixi is the first foal out of the Yankee Gentleman mare Littleprincessemma, with American Pharoah following a year later. American Pharoah, who concluded his historic career by winning the Breeders’ Cup Classic, will begin his stallion career at Coolmore’s Ashford Stud in Versailles, Ky., for a fee of $200,000.