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