             BBBBB        
       BBBBBBB   BB       
      BB B LBB JJ B       
      B    J      B       
      B  J  BBB   B       
      BBB BBBBBJBBB       
      B J  BBB SSB        
      B J J J SSSB        
      B    BBBSSSB        
      B JJ B BSSSB        
      B  BBB BBBBB        
      BBBB                
                          