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