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