| breed | Thoroughbred |
| color / sex / birth date | bay f ., 1986 |
| breeder | USA |
| Sire line | Nearco |
| Dam line | Constantia |
| foaling reference | Ам. |
| Owner | USA |
|
Roberto
(USA)
USA bay, 1969 |
Hail to Reason
(USA)
br., 1958 |
Turn-To
(IRE)
bay, 1951 |
|
Nothirdchance
(USA)
bay, 1948 |
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|
Bramalea
(USA)
br., 1959 |
Nashua
(USA)
bay, 1952 |
|
|
Rarelea
(USA)
bay, 1949 |
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|
Balletomane
(USA)
USA bay, 1978 |
Nijinsky II
(CAN)
bay, 1967 |
Northern Dancer
(CAN)
bay, 1961 |
|
Flaming Page
(USA)
bay, 1959 |
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|
Nanticious
(USA)
bay, 1965 |
Nantallah
(USA)
bay, 1953 |
|
|
Be Ambitious
(USA)
br., 1958 |