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