.......                                        
           ......    ...                                 
        ####..... .......                                
        #.......# #......                                
        #....∩.._ #......                                
        +.......###.....                                 
        #........#......                                 
        #...#.......#                          #.#.###   
        #...#.......#                        +##.....+   
        ....'.......#                         .......#   
        ....#.......#                  #......#......#   
        ... #.......#                  #......#......#   
        ..  #.......#                  #......#....).#   
        .   #.......#                  +......#......#   
            #.......#             ∆    #......#......#   
            #.......#                  #......##.....#   
            #......##..##.. #(.....#   #.......#.....####
            #......#....... #......#∆  #.......#........#
            #......#......  +......#   #.......#........#
∆           #......#.....   #......#   #.......#........#
            #......#...######......#   #.......#.......##
            #......#...#...........##+ #.......#......># 
            +......#...#...........#...#.......'.......# 
            #......'...#...........#...#.......#.......# 
          ...#####.#...#...........+...'.......######### 
          ..#    ####'##..........W#####.......#         
          .#       #.......####+##s.o...<#######         
          ∆        #.............#....)..#               
                   #......._.....+.......#               
                   #.............#.......#               
                  ##.............#.......#               
                  #........#.....#......##               
                  #........+.....#......#                
                  #........#.....#......#                
                  #......#########......#                
                  #......#.......#......#                
                  #......#.......#......#                
                  #......#.......#......#                
                  #......#.......#                       
                  #......'.......#                       
                  #......#..######                       
                  #.....##..##...#                       
                  #.....#........#                       
                  #.....#........#                       
                  #.....#........#                       
                  #.....'........#                       
                  #.....#+####..##                       
                  #.........##..##                       
                  #.........#....#                       
                  #.........#....#                       
                  #.........#.[..#                       
                  #.........######                       
                  ###########