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