▒   ▒.▒      
  ▒.  ..▒      
.▒▒.▒▒▒.▒      
........▒▒▒    
▒▒........     
▒........▒▒▒.▒ 
 ▒.....>.....▒ 
     ▒.......▒ 
     ▒.B.......
     ▒.........
     ▒▒....?.▒▒
      ▒▒.▒▒▒.▒ 
        .▒   ..
        ..    ▒
        .▒