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