CREATE TABLE table_77906 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What day is south melbourne at home?
SELECT "Date" FROM table_77906 WHERE "Home team" = 'south melbourne'
SELECT "Date" FROM "table_77906" WHERE "Home team" = 'south melbourne'