CREATE TABLE table_51205 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Date" TEXT)

What was the away team when the home team was south melbourne?
SELECT "Away team" FROM table_51205 WHERE "Home team" = 'south melbourne'
SELECT "Away team" FROM "table_51205" WHERE "Home team" = 'south melbourne'