CREATE TABLE table_204_778 (id NUMBER, "code" NUMBER, "county" CLOB, "former province" CLOB, "area  ( km2 ) " NUMBER, "population\ census 2009" NUMBER, "capital" CLOB)

which county is the only one to have an area less than 1,000 square kilometers ?
SELECT "county" FROM table_204_778 WHERE "area (km2)" < 1000
SELECT "county" FROM "table_204_778" WHERE "area (km2)" < 1000