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