.                            
   .           #     #####     
   #.#########.#     #...#     
   #.#........     ###.#.##.#  
   #....#...########...#...   .
    #......?.........#..###....
#+###.#...............r.......#
.........P#≈#P.....P#≈#P....#.#
........P##≈##P...P##≈##P.....#
.........≈≈≈≈≈..<..≈≈≈≈≈...#..#
#+####..P##≈##P...P##≈##P.....#
     #...P#≈#P.....P#≈#P..##.##
     #....÷...............# .# 
  .....######......?.....##  # 
  ###..     #....)......)+     
    #..     #............#     
    ...     #......†.....#     
   .###     #............#     
  #.        ####+#........$.   
                 #........>.   
                ............#  
               .............#  
               .............#  
              ####..........