CREATE TABLE table_77656 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Who was home at Princes Park?
SELECT "Home team score" FROM table_77656 WHERE "Venue" = 'princes park'
SELECT "Home team score" FROM "table_77656" WHERE "Venue" = 'princes park'