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