. ...          
                  . ##...###.       
                 #..#.....#....     
                 ...............    
               ..#........ .....#   
               #.#..............#.  
                #...#.....#.......  
                  .###...###...##  #
             #.  #..#....t#.....# ..
              #.##..............#.##
               #.......z.X.........#
               ###.........5.....###
           .     #..#.....#.....##  
          #.######.###...###...#.#  
           #.# .....#..%..#........ 
            #. #................## .
.    ##       ... .. ............   
##   .#    . #..#.................  
 #  . #   #  #.... ### #...#..##.#. 
##.  #   #...#...##   . ..##..# ..  
       ##   ...#. ##   ...  ##.     
 . #   . ..#....#..##  .#           
# #. #    .. .......#               
   #  . #.. .##..  #                
  . .   .##.  .#####                
     . ..   # ..##                  
           . ....#                  
     #. X       ##                  
      .   ....                      
      .        #                    
       . .                          
      #