血統表（Birkside）

Birkside2003 GB [産駒]	スピニングワールドSpinning World1993 USA [産駒]	Nureyev1977 USA [産駒]	Northern Dancer1961 CAN [産駒]	Nearctic1954 CAN	Nearco1935 ITY

					Lady Angela1944 IRE

				Natalma1957 USA	Native Dancer1950 USA

					Almahmoud1947 USA

			Special1969 USA [産駒]	Forli1963 ARG	Aristophanes1948 GB

					Trevisa1951 ARG

				Thong1964 USA	Nantallah1953 USA

					Rough Shod1944 GB

		Imperfect Circle1988 USA [産駒]	Riverman1969 USA [産駒]	Never Bend1960 USA	Nasrullah1940 GB

					Lalun1952 USA

				River Lady1963 USA	Prince John1953 USA

					Nile Lily1954 USA

			Aviance1982 IRE [産駒]	Northfields1968 USA	Northern Dancer1961 CAN

					Little Hut1952 USA

				Minnie Hauk1975 USA	Sir Ivor1965 USA

					Best in Show1965 USA

	Bright Hope1996 IRE [産駒]	デインヒルDanehill1986 USA [産駒]	Danzig1977 USA [産駒]	Northern Dancer1961 CAN	Nearctic1954 CAN

					Natalma1957 USA

				Pas de Nom1968 USA	Admiral's Voyage1959 USA

					Petitioner1952 GB

			Razyana1981 USA [産駒]	His Majesty1968 USA	Ribot1952 ITY

					Flower Bowl1952 USA

				Spring Adieu1974 CAN	Buckpasser1963 USA

					Natalma1957 USA

		Crystal Cross1989 USA [産駒]	Roberto1969 USA [産駒]	Hail to Reason1958 USA	Turn-to1951 IRE

					Nothirdchance1948 USA

				Bramalea1959 USA	Nashua1952 USA

					Rarelea1949 USA

			Crystal Cup1981 USA [産駒]	Nijinsky1967 CAN	Northern Dancer1961 CAN

					Flaming Page1959 CAN

				Rose Bowl1972 USA	Habitat1966 USA

					Roseliere1965 FR