CREATE TABLE table_204_881 (id NUMBER, "round" NUMBER, "date" CLOB, "score" CLOB, "opponent" CLOB, "opponent's score" CLOB, "result" CLOB, "venue" CLOB, "attendance" NUMBER, "best on ground" CLOB, "team" CLOB)

in which venue was the only round with more than 40,000 people in attendance ?
SELECT "venue" FROM table_204_881 WHERE "attendance" > 40000
SELECT "venue" FROM "table_204_881" WHERE "attendance" > 40000