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