private static boolean b1(int i, int j, BufferedImage image) {
      Boolean above = ((image.getRGB(i-1, j+1) == BLACK) || 
                       (image.getRGB(i  , j+1) == BLACK) || 
                       (image.getRGB(i+1, j+1) == BLACK));
      
      Boolean with  = ((image.getRGB(i-1, j-1) == WHITE) &&
                       (image.getRGB(i  , j-1) == BLACK) &&
                       (image.getRGB(i  , j  ) == BLACK) &&
                       (image.getRGB(i+1, j  ) == WHITE));
            
      
      return ( above && with );
   }