##########++
         #+##...........
         +.##......#..# 
##########.##.......... 
#...........'...........
 +#####'#####......#..#.
     #.Z.+  #...........
     #a..#  ####'#####+ 
     #####  #.......#   
            #.......#   
            #.......#   
            #...<...#   
            #.......#   
            #.......#   
            #.......#   
            #########