CREATE TABLE table_16350 ("Year [e ]  ( Ceremony ) " TEXT, "Film title used in nomination" TEXT, "Original title" TEXT, "Director" TEXT, "Result" TEXT)

Who were the directors of the film with the original title o.k.?
SELECT "Director" FROM table_16350 WHERE "Original title" = 'o.k.'
SELECT "Director" FROM "table_16350" WHERE "Original title" = 'o.k.'