CREATE TABLE table_32747 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the date of the game when Richmond was the home team?
SELECT "Date" FROM table_32747 WHERE "Home team" = 'richmond'
SELECT "Date" FROM "table_32747" WHERE "Home team" = 'richmond'