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