∆∆                      
                       ∆                     
                       ∆                     
                                             
                                             
            #########                        
            #.......#                        
            #.......#######                  
          .##......##.....#                  
         ....(............#                  
        ..................#                  
        ..................+  .....#          
        ...##...##.##.##..#  #....# +##      
        ### #...##'##.########....##..###    
           +....#...........#............ ?..
           #....#...........#..............._
           #... #...........#................
          .##   +...........#.........# ....#
         ∆...#  #...........#.........##....#
          ....##########....#................
          ......###...##....##...............
          ............##....##...............
           .P...............###'###...##..Z.#
              #.............##...##...#   o.#
        ..    #.............).....Z...#     .
        ... ###..####.##....##<....>..#      
        ...##....#############........#      
        ...t...Y....#       #...<.....#      
         ....H.l....#       ##...##...#      
         ..##†......#        ##########      
        ...##.......#                        
        ............#                        
        ............#                        
        ............#                        
        #..###.....##                        
        ###  #######