CREATE TABLE table_4747 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What is Fitzroy's home field?
SELECT "Venue" FROM table_4747 WHERE "Home team" = 'fitzroy'
SELECT "Venue" FROM "table_4747" WHERE "Home team" = 'fitzroy'