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