Offspring of Zhemanka (Protasyeff) i 1855 female Boris (Rebottaro) i 1921 male Prince Osa (Rebottaro) i 1924 male Czar (Rebottaro) i 1924 male Our Rex i 1924 male Rondo Rally i 1927 female Princess Lenora i 1927 female Countess Czarina i 1928 female