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