###    
          ###.###  
         ##.....## 
         #.......# 
         #.......# 
         #.......# 
         ##.....## 
          ###.###  
            #'#    
  #####   ###.###  
 ##...## ##.....## 
 #.....# #.......# 
##.....###...∩...##
#.......'...∩∩∩...+
##.....###...∩...##
 #.....# #...Z...# 
 ##...## ##.....## 
  #####   ###.###  
            #'#    
            #.#    
          #.....#  
         #Z......# 
         #.......# 
         #.......# 
         ##.....## 
          ###.###  
            ###