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