CREATE TABLE table_204_567 (id DECIMAL, "team" TEXT, "location" TEXT, "stadium" TEXT, "capacity" DECIMAL, "manager" TEXT, "captain" TEXT, "kit manufacturer" TEXT, "shirt sponsor" TEXT)

what stadium has the least capacity ?
SELECT "stadium" FROM table_204_567 ORDER BY "capacity" LIMIT 1
SELECT "stadium" FROM "table_204_567" ORDER BY "capacity" NULLS FIRST LIMIT 1