♣♣          
♣         ♣♣       ♣♣♣P♣  ♣♣♣♣♣♣  
..♣♣♣    ♣.♣♣ ≈   ♣♣..♣   ♣P...♣♣ 
..$..♣♣♣♣...♣≈≈   ♣.♣.♣   ♣..<..♣♣
 ♣.....♣...≈≈≈♣   ♣♣.♣♣   ♣......♣
     ♣..sb≈≈♣      ♣.♣♣   ♣.♣..♣♣♣
     ♣♣≈≈≈≈♣♣      ♣♣.♣♣  ♣♣..♣♣  
   ♣♣♣≈≈≈♣♣♣        ♣♣.♣   ♣♣.♣♣  
   ♣≈≈≈..♣♣♣      ♣♣♣..♣    ♣..♣  
   ♣♣♣♣♣...♣♣♣   ♣♣..♣♣♣    ♣♣.♣  
       ♣♣♣...♣♣ ♣♣.♣♣♣       ♣.♣  
         ♣♣♣♣.♣♣♣.♣♣       ♣♣♣.♣  
            ♣♣...♣♣♣♣♣   ♣♣♣..♣♣  
             ♣♣♣♣....♣♣♣♣♣..♣♣♣   
                ♣♣♣♣♣.....♣♣♣     
                    ♣♣♣P♣♣♣       
                      ♣♣♣