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