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