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