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