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