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