CREATE TABLE table_203_812 (id NUMBER, "rank" NUMBER, "nation" CLOB, "gold" NUMBER, "silver" NUMBER, "bronze" NUMBER, "total" NUMBER)

which country won only one medal , a bronze medal ?
SELECT "nation" FROM table_203_812 WHERE "total" = 1 AND "bronze" = 1
SELECT "nation" FROM "table_203_812" WHERE "bronze" = 1 AND "total" = 1