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