[ num ] sp capword sp capword sp capword sp capword : sp capword , sp capword , sp othword sp capword sp / sp capword . sp othword capword sp capword , sp capword sp capword , sp capword sp caplet . sp capword sp othword sp othword . sp – – sp capword sp capword sp capword , year . sp – – sp upword : sp year - num - num - year .