CREATE TABLE table_33556 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Which venue had a crowd larger than 20,000?
SELECT "Venue" FROM table_33556 WHERE "Crowd" > '20,000'
SELECT "Venue" FROM "table_33556" WHERE "Crowd" > '20,000'