CREATE TABLE table_55584 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

In the match where fitzroy was the away team, where was the venue?
SELECT "Venue" FROM table_55584 WHERE "Away team" = 'fitzroy'
SELECT "Venue" FROM "table_55584" WHERE "Away team" = 'fitzroy'