CREATE TABLE table_33666 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What home team plays at Princes Park?
SELECT "Home team" FROM table_33666 WHERE "Venue" = 'princes park'
SELECT "Home team" FROM "table_33666" WHERE "Venue" = 'princes park'