Ubornaja (RU)
| Year of Birth | 1901 |
| Sex | mare |
| Colour | grey |
| Sire | Polkan (RU) |
| Dam | |
| Damsire | |
| Breeder | |
| Birthplace |
Pedigree
| Ubornaja | Polkan (RU) | Zaljotnyj (RU) | Krolik (RU) |
Foals
| YoB | Name | Colour | Sex | Pedigree | Breeder | Birthplace |
|---|---|---|---|---|---|---|
| 1920 | Udachnaja (RU) | grey | mare | Pitershhik (RU) - Ubornaja (RU) | Prilepskij k.z. |