CREATE TABLE table_56896 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

The home team has a score of 12.9 (81) what is the score of the away team?
SELECT "Away team score" FROM table_56896 WHERE "Home team score" = '12.9 (81)'
SELECT "Away team score" FROM "table_56896" WHERE "Home team score" = '12.9 (81)'