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