               B  SSSB    
           BBBBB  SSSB    
           B      S SB    
           B  BB  SSSB    
           BB BB  SSSB    
          BBB BBBBBBBB    
          B JJJ BB        
      BBBBB  J J BBBBB    
     BB   BJ J   B   B    
     BL J  J    J  J B    
     BBBBBB JJ J BBBBB    
          B      B        
          BBBBBBBB        