CREATE TABLE table_56942 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What is the combined of Crowd that has a Home team which scored 12.15 (87)?
SELECT SUM("Crowd") FROM table_56942 WHERE "Home team score" = '12.15 (87)'
SELECT SUM("Crowd") FROM "table_56942" WHERE "Home team score" = '12.15 (87)'