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