CREATE TABLE table_56651 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What did St Kilda score when they were the home team?
SELECT "Home team score" FROM table_56651 WHERE "Home team" = 'st kilda'
SELECT "Home team score" FROM "table_56651" WHERE "Home team" = 'st kilda'