CREATE TABLE table_11125 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

When did Collingwood play?
SELECT "Date" FROM table_11125 WHERE "Home team" = 'collingwood'
SELECT "Date" FROM "table_11125" WHERE "Home team" = 'collingwood'