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