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