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