CREATE TABLE table_55958 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What did the away team score when the home team scored 13.15 (93)?
SELECT "Away team score" FROM table_55958 WHERE "Home team score" = '13.15 (93)'
SELECT "Away team score" FROM "table_55958" WHERE "Home team score" = '13.15 (93)'