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