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