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