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