. #     # #     
    #..#.# #.#..#   
    #.#.#.#.#.#.#   
   . ..#.#.#.#..#   
    ..#.≈≈≈≈≈.#.#   
     #.#≈...≈#..#   
      #.≈<..≈.#.#   
    #..#≈...≈#..#   
    #.#.≈≈≈≈≈[#.#   
    #..#.#.#.#..#   
 . .[.#.#.#.#.#.#   
 ..###.#.#.#(#..#   
 .....#.#.#(#.#.#   
#......###.(....#   
........(....####   
##.###........##### 
 ..............r...r
 ..########(..###.# 
   ...........#     
    ......#..K..#   
    .####.#.#...#   
        # #.#.#.#   
          ....###   
         ##.#.#     
          #.#.#     
          ..#..     
           . .