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