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