∆   #..#   .##
           #..#  ....
          ##..# #....
          #...##(..# 
 #        #...#(..#  
 #..      #?.....#   
##..#######.....#    
........##.)..(#     
...............#     
##....#........##    
 ##....#........#    
  ##.....)......##   
   ##.....W......#   
    ##.......###.....
     #.....###  .....
   #.#....##    #....
   #...<.##      ...#
 #<......#        ..#
.....#..##           
..#####.#            
.     #..            
      #..            
      ##.      ∆     
        ..