CREATE TABLE table_57747 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

When the Away team score equaled 15.20 (110) what was the Date of the game?
SELECT "Date" FROM table_57747 WHERE "Away team score" = '15.20 (110)'
SELECT "Date" FROM "table_57747" WHERE "Away team score" = '15.20 (110)'