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