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