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