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