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