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