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