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