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