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