∆  ∆            
                     ......
                ∆    ......
                #### M.....
              ###..##......
             ##......M.....
         ∆  ##.†ss3.$....# 
           ##...†sMs...#   
          ##...††ss...##   
          #....?$?ss.##    
          #..†.†.††..#     
         #...†.†....##     
         #..†††††...#      
       ............##      
       ..........?.#       
       ............#       
       ...........##       
       ...........#        
                           
                           
                           
                           
                           
                           
                           
      #.....s#             
∆     +......+             
∆∆    #......#             
∆     #......#             
∆∆    #......#             
∆∆∆   #......#             
∆∆∆   #††....#             
∆∆∆   #......#             
      ########