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