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