Mendelssohn is a retired American Thoroughbred racehorse who won the 2017 Breeders' Cup Juvenile Turf and 2018 UAE Derby by over 18 lengths. He also finished third in the 2018 Jim Dandy Stakes and second in the Travers Stakes, taking his career earnings over $2 million.

Beholder is an American Thoroughbred racehorse and multiple Eclipse Award winner. Her most memorable performance was defeating the champion filly Songbird by a nose in the 2016 Breeders' Cup Distaff. Her other notable wins include the 2012 Breeders' Cup Juvenile Fillies, the 2013 Breeders' Cup Distaff and the 2015 Pacific Classic against male horses. She is the first horse since 1976 to win a Grade One race at age 2, 3, 4, 5 and 6, and one of only two horses to have ever won three Breeders' Cup races. She was inducted into the National Museum of Racing and Hall of Fame in 2022, her first year of eligibility.