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