■牝系図(各馬の血統に移動します)
Dustwhirl ( 牝 1926 Sweep )
 |-- Panoramic ( 牝 1932 Chance Shot )
 |   |-- Nimble ( 牝 1938 )
 |   |   `-- Polka ( 牝 1947 Jamestown )
 |   |-- Hemisphere ( 牝 1942 Blenheim )
 |   |   |-- Great Circle ( 牡 1947 Beau Pere )
 |   |   `-- Mr. Hemisphere ( 牡 1949 Alibhai )
 |   |-- Honeymoon ( 牝 1943 Beau Pere )
 |   |   `-- Honeys Alibi ( 牡 1952 Alibhai )
 |   |-- Honeys Sister ( 牝 1947 Beau Pere )
 |   |   `-- Sisters Prince ( 牡 1955 Princequillo )
 |   `-- Honey Sister ( 牝 1948 Beau Pere )
 |       `-- Charging Beau ( 牡 1956 Royal Charger )
 |-- Reaping Reward ( 牡 1934 Sickle )
 |-- Lost Horizon ( 牝 1935 Sir Gallahad )
 |   |-- Whirlabout ( 牝 1941 Pompey )
 |   |   |-- Sybil ( 牝 1947 Beau Pere )
 |   |   |-- Spinning Top ( 牝 1950 Bull Lea )
 |   |   `-- Dark Circles ( 牝 1955 Dark Star )
 |   `-- Fifth Fleet ( 牝 1948 Count Fleet )
 |       `-- Fiji ( 牝 1956 Hill Prince )
 |-- Whirlaway ( 牡 1938 Blenheim )
 `-- Whirl Right ( 牝 1945 Blenheim )
     |-- Breeze-a-Lea ( 牝 1959 Bull Lea )
     |   `-- Stiff Breeze ( 牝 1971 Never Bend )
     |-- Tammy Twist ( 牝 1961 Tim Tam )
     |   `-- タミーズターン Tammy's Turn [米] ( 牝 1965 黒鹿毛 Turn-to )
     `-- Right About ( 牝 1962 Citation )
         |-- Right Advance ( 牝 1972 Nashua )
         `-- Ruthie's Native ( 牡 1974 Native Royalty )