Venturesome ( 牝 1916 鹿毛 Sir Martin )
 |-- Risky ( 牝 1924 鹿毛 Diadumenos )
 |   |-- Risque ( 牝 1928 鹿毛 Stimulus )
 |   |   |-- Risque Reigh ( 牝 1934 栗毛 Reigh Count )
 |   |   |-- Margaret Reigh ( 牝 1938 栗毛 Reigh Count )
 |   |   `-- Risque Blue ( 牝 1941 鹿毛 Blue Larkspur )
 |   |-- Risk ( 牝 1929 鹿毛 Sir Gallahad )
 |   |   |-- Danger Point ( 牡 1934 栗毛 Stimulus ) 海外10勝
 |   |   |        1着 - メトロポリタンH
 |   |   |        3着 - ヨークタウンH、クイーンズカウンティH
 |   |   |-- Sky Larking ( 牡 1935 鹿毛 Blue Larkspur ) 海外5勝
 |   |   |        1着 - ホープフルS
 |   |   |-- Our Treat ( 牝 1936 鹿毛 Stimulus )
 |   |   |-- Little Risk ( 牝 1937 鹿毛 Stimulus )
 |   |   |-- Best Risk ( 牝 1940 黒鹿毛 Blenheim )
 |   |   |-- Beaugay ( 牝 1943 鹿毛 Stimulus )
 |   |   |-- Blue Fantasy ( 牝 1944 鹿毛 Blue Larkspur )
 |   |   `-- Run a Risk ( 牝 1946 栗毛 Count Fleet )
 |   |-- Riskulus ( 牡 1931 栗毛 Stimulus )
 |   |-- Girl In Armor ( 牝 1932 鹿毛 Sir Gallahad )
 |   |   `-- Fiery Miss ( 牝 1937 Diavolo )
 |   |-- No Risk ( 牝 1936 鹿毛 Stimulus )
 |   |   `-- Risky Raid ( 牝 1940 黒鹿毛 Foray )
 |   `-- Ramillies ( 牡 1939 鹿毛 Blenheim )
 `-- My Risk ( 牝 1929 栗毛 Campfire )
 |   |-- Fairisk ( 牝 1933 栗毛 Stimulus )
 |   |   `-- Miss Zibby ( 牝 1942 栗毛 Omaha )
 |   |-- Donita M. ( 牝 1936 栗毛 Stimulus )
 |   |   |-- Donitas First ( 牝 1941 Reaping Reward )
 |   |   `-- Spinstress ( 牝 1948 栗毛 Whirlaway )
 |   |-- Little Sister ( 牝 1943 栗毛 Stimulus )
 |   |   `-- Juvenile ( 牝 1947 栗毛 Reading )
 |   `-- Risk Me ( 牝 1949 栗毛 Some Chance )
 |   |   `-- Chanced ( 牝 1954 鹿毛 Revoked )