CREATE TABLE table_16770 ("Race Name" TEXT, "Circuit" TEXT, "Date" TEXT, "Winning driver" TEXT, "Constructor" TEXT, "Report" TEXT)

Which driver won the race xiv el intarhanajot?
SELECT "Winning driver" FROM table_16770 WHERE "Race Name" = 'XIV Eläintarhanajot'
SELECT "Winning driver" FROM "table_16770" WHERE "Race Name" = 'XIV Eläintarhanajot'