Game Lass (牝 1834 鹿毛 Tramp)
 |-- Colwick Mare (牝 1839 鹿毛 Colwick)
 |   |-- Miss Bennett (牝 1845 St. Bennett)
 |   |   `-- Millionaire (牡 1857 Pompey)
 |   `-- Tested (牝 1849 鹿毛 Touchstone)
 |       |-- Lord Derby (牡 1865 黒鹿毛 The Prime Minister)
 |       `-- Time Test (牝 1868 鹿毛 Saunterer)
 `-- Gentle Kitty (牝 1849 鹿毛 Orlando)
     |-- Gentle Mary (牝 1864 鹿毛 Longbow)
     |   `-- Gentle Jane (牝 1878 鹿毛 Young Melbourne)
     `-- Fortress (牝 1866 栗毛 Citadel)
         |-- Dresden China (牝 1876 栗毛 Highborn)
         |-- Chelsea China (牝 1881 鹿毛 Sterling)
         |-- Whistle Jacket (牡 1884 鹿毛 Hermit)
         `-- Gyneth (牝 1885 鹿毛 Beauclerc)