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