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