Beauty Spot (牝 1948 芦毛 Bull Dog)
 |-- Beadah (牝 1953 芦毛 Djeddah)
 |   |-- Silver Song (牝 1957 芦毛 Royal Note)
 |   |   |-- Foggy Note (牝 1965 芦毛 The Axe)
 |   |   |-- Retsinato (牝 1966 栗毛 Ridan)
 |   |   `-- Forward Charger (牡 1974 栗毛 Native Charger)
 |   `-- Hooplah (牝 1965 鹿毛 Hillary)
 |       |-- Auction Ring (牡 1972 鹿毛 Bold Bidder)
 |       |-- Passing My Way (牝 1979 栗毛 Pass the Glass)
 |       |-- ノーザンウォーカー Northern Walker [米] (牝 1982 鹿毛 Northern Dancer)
 |       `-- Whow (牝 1985 黒鹿毛 Spectacular Bid)
 |-- Roan Beauty (牝 1955 芦毛 Nirgal)
 |   `-- Tillie T. (牝 1964 鹿毛 Arrogate)
 |       `-- Explosion (牝 1978 鹿毛 イクスプロウデント)
 `-- Grey Eagle (牡 1957 芦毛 Heliopolis)