| breed | Thoroughbred |
| color / sex / birth date | chestnut c ., 1948 |
| breeder | Argentina |
| Sire line | Dark Ronald |
| foaling reference | Арг |
| Owner | Argentina |
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Black Out
(ARG)
Argentina bay, 1940 |
Rustom Pasha
(GB)
d.-bay, 1927 |
Son-in-Law
(GB)
br., 1911 |
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Cos
(GB)
bay, 1920 |
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Black Arrow
(ARG)
bay, 1931 |
Silurian
(GB)
br., 1919 |
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Magia
(ARG)
black, 1921 |
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