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