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