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