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