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