#+#            
  ###.###    ####  
 ##.....##  #Z..## 
 #.......#  .....# 
##...∩...###.....##
+...∩∩∩...ZZZ...(.#
##...∩...###.....##
 #.......#  .....# 
 ##.....##  #Z..## 
  ###.###    ####  
    #+#