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