Merry Duchess (牝 1882 鹿毛 Speculum)
 |-- Butterfly (牝 1892 鹿毛 Hampton)
 |        1着 - '95コロネーションS、'95ナッソーS
 `-- Gadfly (牝 1896 鹿毛 Hampton)
     |-- Willia (牝 1908 鹿毛 William the Third)
     |   |-- Parth (牡 1920 鹿毛 Polymelus)
     |   `-- Williamina (牝 1922 鹿毛 Stedfast)
     |-- Cylgad (牡 1909 鹿毛 Cyllene)
     |-- Gylgad (牡 1909 鹿毛 Cyllene)
     |-- Flying Bridge (牝 1911 鹿毛 Bridge of Canny)
     |   `-- Flying Diadem (牝 1923 鹿毛 Diadumenos)
     |-- Gadabout (牡 1912 鹿毛 St. Denis)
     `-- Flying Squadron (牝 1916 鹿毛 Light Brigade)
         `-- Blenheim (牡 1928 鹿毛 Blandford)