CREATE TABLE table_52555 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Who was the home team when Melbourne was the away team?
SELECT "Home team" FROM table_52555 WHERE "Away team" = 'melbourne'
SELECT "Home team" FROM "table_52555" WHERE "Away team" = 'melbourne'