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