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