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

name all the counties with an area larger than kilifi .
SELECT "county" FROM table_204_778 WHERE "area (km2)" > (SELECT "area (km2)" FROM table_204_778 WHERE "county" = 'kilifi')
SELECT "county" FROM "table_204_778" WHERE "area (km2)" > (SELECT "area (km2)" FROM "table_204_778" WHERE "county" = 'kilifi')