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