CREATE TABLE table_204_958 (id NUMBER, "episode" NUMBER, "original broadcast date" CLOB, "average" NUMBER, "rank" NUMBER, "remarks" CLOB)

in what month was the last episode broadcast ?
SELECT "original broadcast date" FROM table_204_958 ORDER BY "episode" DESC LIMIT 1
SELECT "original broadcast date" FROM "table_204_958" ORDER BY "episode" DESC FETCH FIRST 1 ROWS ONLY