CREATE TABLE table_51517 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the home team that had a score of 6.20 (56)
SELECT "Home team" FROM table_51517 WHERE "Home team score" = '6.20 (56)'
SELECT "Home team" FROM "table_51517" WHERE "Home team score" = '6.20 (56)'