▒▒▒         
    ▒<▒▒        
    ▒..▒▒       
   ▒▒...▒▒▒▒    
   ▒.......▒▒   
  ▒▒........▒   
  ▒..........▒  
  ▒.........▒▒  
 ▒▒........▒▒   
 ▒........▒▒    
 ▒.........▒▒▒▒ 
 ▒............  
 ▒.........▒▒   
▒▒.......⌠..▒   
▒...........▒   
▒.......⌠.⌠..▒  
▒.............▒ 
▒▒.....⌠.⌠.⌠...▒
 ▒..............
 ▒▒...▒▒▒▒▒▒▒..▒
  ▒.▒.       .▒▒
  ▒b..