#####    
   ##...##   
  ##.....##  
  #...∩...#  
  #.......#  
  #...∩...#  
  ##.....##  
   ##...##   
    #...#    
#####...#####
#........Z.Z#
##.......MZ##
#...........#
##.........##
 ........... 
  .........##
   ......... 
    .......##
       .....