CREATE TABLE table_203_739 (id NUMBER, "rank" NUMBER, "nation" CLOB, "gold" NUMBER, "silver" NUMBER, "bronze" NUMBER, "total" NUMBER)

which nation received the largest amount of gold medals ?
SELECT "nation" FROM table_203_739 ORDER BY "gold" DESC LIMIT 1
SELECT "nation" FROM "table_203_739" ORDER BY "gold" DESC FETCH FIRST 1 ROWS ONLY