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