Prostak (RU)
| Year of Birth | 1877 |
| Sex | horse |
| Colour | ? |
| Sire | Chudilo (RU) |
| Dam | |
| Damsire | |
| Breeder | |
| Birthplace |
Pedigree
| Prostak | Chudilo (RU) | Krivodushnik (RU) | Krolik (RU) |
Foals
| YoB | Name | Colour | Sex | Pedigree | Breeder | Birthplace |
|---|---|---|---|---|---|---|
| Denga (RU) | mare | Prostak (RU) - Gildjanka (RU) |