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