CREATE TABLE table_204_771 (id NUMBER, "rank" NUMBER, "nation" CLOB, "gold" NUMBER, "silver" NUMBER, "bronze" NUMBER, "total" NUMBER)

name a country that only had one of each kind of medal .
SELECT "nation" FROM table_204_771 WHERE "gold" = 1 AND "silver" = 1 AND "bronze" = 1
SELECT "nation" FROM "table_204_771" WHERE "bronze" = 1 AND "gold" = 1 AND "silver" = 1