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