### .######         
     .. _......         
    ...#.#......        
    ............        
     ...............    
 ##+  #.............    
 #...##.....##....#     
 #....O.....##....#     
.....##.....##....#     
...  ##.....##....#     
..................#     
##................#     
 #................#     
 #...##...####.##'#     
 #... #####  ####.######
#...            #......#
+...            #......#
                #......#
                #......#
                #......#
                #......#
                ##..<.##
                 ######