[ num ] sp capword sp capword , sp caplet . sp year . sp capword sp othword sp othword sp othword sp othword sp othword sp othword sp othword othword sp othword sp othword . sp othword : othword - othword / othword / othword ; sp othword sp capword sp othword sp othword othword sp smallet othword , sp othword sp smallet othword sp othword sp othword sp smallet othword sp ( capword ) , sp capword sp othword sp capword sp ( upword ) capword .