| breed | Thoroughbred | 
| color / sex / birth date | br. f ., 1963 | 
| breeder | Great Britain | 
| Sire line | Landgraf | 
| foaling reference | Ан. | 
| Owner | Great Britain | 
| Orsini II 
                                  (GER) Germany black, 1954 | Ticino 
                                  (GER) d.-bay, 1939 | Athanasius 
                                  (GER) br., 1931 | 
| Terra 
                                  (GER) br., 1929 | ||
| Oranien 
                                  (GER) bay, 1949 | Nuvolari 
                                  (GER) bay, 1938 | |
| Omladina 
                                  (GER) bay, 1938 | ||
| Ordinate 
                                  (FR) France bay, 1956 | Nebelwerfer 
                                  (GER) br., 1944 | Magnat 
                                  (GER) d.-bay, 1938 | 
| Newa 
                                  (GER) bay, 1937 | ||
| Ostzone 
                                  (GER) bay, 1950 | Trollius 
                                  (GER) chestnut, 1934 | |
| Ovation 
                                  (GER) bay, 1940 |