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