 Tristan ’ s sire Hermit won the Epsom Derby in 1867 and became an outstandingly successful stallion , being Champion Sire for seven successive years . In addition to Tristan , he sired the Derby winners <unk> and St. <unk> , as well as St. <unk> ( 1000 Guineas ) , <unk> ( Oaks ) , and <unk> ( 1000 Guineas & Oaks ) . Tristan 's dam <unk> was an influential broodmare whose direct descendants included the Australian champion <unk> , the Kentucky Derby winner George Smith and the Epsom Derby winner Reference Point . 
