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