CREATE TABLE table_200_3 (id DECIMAL, "year" DECIMAL, "winner" TEXT, "jockey" TEXT, "trainer" TEXT, "owner" TEXT, "breeder" TEXT)

who rode secretariat in 1973 ?
SELECT "jockey" FROM table_200_3 WHERE "winner" = 'secretariat' AND "year" = 1973
SELECT "jockey" FROM "table_200_3" WHERE "winner" = 'secretariat' AND "year" = 1973