Oval ( 牝 1921 栗毛 Fair Play )
 |-- Arena ( 牝 1926 鹿毛 St. James )
 |   |-- Colosseum ( 牝 1937 栗毛 Ariel )
 |   |   |-- Lea Lark ( 牝 1945 黒鹿毛 Bull Lea )
 |   |   `-- Lyceum ( 牝 1948 鹿毛 Bull Lea )
 |   |-- Amphitheatre ( 牡 1939 鹿毛 Sir Gallahad )
 |   |-- Clickety Clack ( 牝 1940 栗毛 Flying Heels )
 |   |   `-- フランクリー Frankly [米] ( 牡 1945 鹿毛 Heliopolis )
 |   |-- Circus Ring ( 牝 1941 黒鹿毛 Bull Dog )
 |   |   |-- Three Rings ( セ 1945 黒鹿毛 Blue Larkspur )
 |   |   `-- Carnival Queen ( 牝 1962 黒鹿毛 Amerigo )
 |   `-- Veni Vici ( 牝 1946 黒鹿毛 Fighting Fox )
 |   |   `-- Clever Foot ( 牡 1965 鹿毛 Watch Your Step )
 |   |            1着 - ベイショアS(G3)
 |-- Goose Egg ( 牝 1927 鹿毛 Chicle )
 |   `-- Shut Out ( 牡 1939 栗毛 Equipoise )
 |-- Robin's Egg ( 牝 1928 栗毛 Wildair )
 |   |-- Chicolorado ( 牡 1934 黒鹿毛 Chicle )
 |   `-- Omelet ( 牝 1936 黒鹿毛 Questionnaire )
 |-- Ovalette ( 牝 1931 鹿毛 Chicle )
 `-- Best One ( 牝 1937 青鹿毛 Whichone )
 |   `-- Game One ( 牝 1947 青鹿毛 Giant Killer )
 |   |   `-- Current One ( 牝 1959 鹿毛 Curragh King )