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