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