血統表（Gridlock）

Gridlock2002 USA [産駒]	Honor Grades1988 USA [産駒]	Danzig1977 USA [産駒]	Northern Dancer1961 CAN [産駒]	Nearctic1954 CAN	Nearco1935 ITY

					Lady Angela1944 IRE

				Natalma1957 USA	Native Dancer1950 USA

					Almahmoud1947 USA

			Pas de Nom1968 USA [産駒]	Admiral's Voyage1959 USA	Crafty Admiral1948 USA

					Olympia Lou1952 USA

				Petitioner1952 GB	Petition1944 GB

					Steady Aim1943 GB

		Weekend Surprise1980 USA [産駒]	Secretariat1970 USA [産駒]	Bold Ruler1954 USA	Nasrullah1940 GB

					Miss Disco1944 USA

				Somethingroyal1952 USA	Princequillo1940 IRE

					Imperatrice1938 USA

			Lassie Dear1974 USA [産駒]	Buckpasser1963 USA	Tom Fool1949 USA

					Busanda1947 USA

				Gay Missile1967 USA	Sir Gaylord1959 USA

					Missy Baba1958 USA

	Traffic Jammer1996 JPN [産駒]	Theatrical1982 IRE [産駒]	Nureyev1977 USA [産駒]	Northern Dancer1961 CAN	Nearctic1954 CAN

					Natalma1957 USA

				Special1969 USA	Forli1963 ARG

					Thong1964 USA

			ツリーオブノレッジTree of Knowledge1977 IRE [産駒]	Sassafras1967 FR	Sheshoon1956 GB

					Ruta1960 FR

				Sensibility1971 USA	Hail to Reason1958 USA

					Pange1955 GB

		Secretaridge1986 USA [産駒]	Secretariat1970 USA [産駒]	Bold Ruler1954 USA	Nasrullah1940 GB

					Miss Disco1944 USA

				Somethingroyal1952 USA	Princequillo1940 IRE

					Imperatrice1938 USA

			Castle Ridge1976 USA [産駒]	Riva Ridge1969 USA	First Landing1956 USA

					Iberia1954 USA

				Style1965 USA	Traffic Judge1952 USA

					Capelet1954 USA