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