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