Boat (牝 1937 青毛 Man o'War)
 |-- Rampart (牝 1942 青毛 Trace Call)
 |   |-- Wendasy (牝 1955 栗毛 Your Host)
 |   |   |-- Northern Bay (牡 1966 鹿毛 Northern Dancer)
 |   |   |-- Profiterole (牝 1967 栗毛 Candy Spots)
 |   |   `-- Lindaria (牝 1969 栗毛 Sea-Bird)
 |   |-- Dianthus (牝 1956 栗毛 Your Host)
 |   |   |-- Solar Princess (牝 1964 栗毛 Summer Tan)
 |   |   |-- Villamor (牡 1965 栗毛 Native Dancer)
 |   |   |-- Cheddar Pink (牝 1973 栗毛 Olden Times)
 |   |   `-- Oak Blossom (牝 1976 黒鹿毛 Tarleton Oak)
 |   `-- Ampart (牝 1963 黒鹿毛 Uncle Miltie)
 |       `-- Am Reasonable (牝 1972 芦毛 Turn to Reason)
 |-- Pinnace (牝 1944 鹿毛 Roman)
 |   `-- Stormy Cruise (牝 1949 黒鹿毛 Third Degree)
 |       `-- Skinny Minny (牝 1957 鹿毛 Ponder)
 |-- Noble Hero (牡 1945 鹿毛 Heliopolis)
 |-- Sky Ship (牡 1949 青毛 Teddy's Comet)
 |-- Queen Fleet (牝 1956 栗毛 Count Fleet)
 |   |-- Glorious Night (牝 1961 青毛 Dark Star)
 |   |   `-- Ingot (牝 1971 芦毛 Iron Ruler)
 |   |-- Tomeen (牝 1963 栗毛 Tom Fool)
 |   |   `-- Lifelong Friend (牝 1972 栗毛 Stevward)
 |   |-- Amerilee (牝 1964 Amerigo)
 |   |   `-- Ameridun (牝 1968 Dunce)
 |   `-- Atsa My Ship (牝 1971 鹿毛 Golden Ruler)
 |       `-- Miss Servitude (牝 1976 栗毛 Fleet Surprise)
 `-- Boat Race (牝 1957 鹿毛 Roman)
     `-- Sure Thing (牝 1966 鹿毛 ハイハット)
         |-- Lizzie's Light (牝 1979 Icecapade)
         `-- Relasure (牝 1983 栗毛 Relaunch)