........    
          .......    
          #.....#    
          #.....#    
          #.....##   
          #......#   
          #......#   
          #......#   
   .      #.#.##.##  
   .##  ###.#.#.o.###
    ..  .......oo...#
  # #.# #..#####..#.#
  #. ..##..#   #o##.#
  #..#.....#   #.# .#
∆  #...##..#   #.# ..
    #...(..#####.# ##
    #####<....<..#   
        #.##.....#   
        #.##.##..#   
        .....###.#   
       #####.# #...  
           #.. ..### 
           ### #.#   
               ..#   
                ##