CREATE TABLE table_47293 ("Year" FLOAT, "Date" TEXT, "Winner" TEXT, "Result" TEXT, "Loser" TEXT, "Location" TEXT)

Who was the winning team before 1956 on October 21?
SELECT "Winner" FROM table_47293 WHERE "Year" < '1956' AND "Date" = 'october 21'
SELECT "Winner" FROM "table_47293" WHERE "Date" = 'october 21' AND "Year" < '1956'