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