CREATE TABLE table_52933 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Who was the away team at Brunswick Street Oval?
SELECT "Away team score" FROM table_52933 WHERE "Venue" = 'brunswick street oval'
SELECT "Away team score" FROM "table_52933" WHERE "Venue" = 'brunswick street oval'