Offspring of Prime Minister i 1916 male Aglaia of Keepers i 1956 female Keepers Sardi i 1964 female Keepers Black Prince i 1968 male Racingold Keepers Silver Shadow i 1967 male Keepers Baroness i 1968 female Patrioona Keepers Bolshoi i 1968 male Keepers Storm i 1970 female