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