CREATE TABLE table_33566 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the score of the away team when the home team was south melbourne?
SELECT "Away team score" FROM table_33566 WHERE "Home team" = 'south melbourne'
SELECT "Away team score" FROM "table_33566" WHERE "Home team" = 'south melbourne'