CREATE TABLE table_32563 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What is the date of the game where Collingwood was the home team?
SELECT "Date" FROM table_32563 WHERE "Home team" = 'collingwood'
SELECT "Date" FROM "table_32563" WHERE "Home team" = 'collingwood'