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