CREATE TABLE table_203_576 (id NUMBER, "rank" NUMBER, "nation" CLOB, "gold" NUMBER, "silver" NUMBER, "bronze" NUMBER, "total" NUMBER)

which country got at least one of each medal ?
SELECT "nation" FROM table_203_576 WHERE "gold" >= 1 AND "silver" >= 1 AND "bronze" >= 1
SELECT "nation" FROM "table_203_576" WHERE "bronze" >= 1 AND "gold" >= 1 AND "silver" >= 1