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