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