#...   ####+####   
   #...  ##PP#.#PP##  
   #... ##PPP#.#≈≈P## 
   #.!.##P...#.#≈≈≈P##
   #...#PP...#.#≈≈≈≈P#
  ##...#P.P..#.#≈≈≈≈P#
  #....#######.#######
  #...wg......<......+
 #.....#######.#######
 #.....#P≈≈≈≈#.#....P#
 #.....#P≈≈≈≈#.#...PP#
 #.....##P≈≈≈#.#PP.P##
....... ##P≈≈#.#.PP## 
.......  ##PP#.#PP##  
.......   ####+####