.                 
                     ....              
              ###    .....             
      ..      ..#    .....#            
     ...#     #.#    ......#...        
    .....### ##.#    .............     
     ...#...##..##   ........[.....    
    ......)#.##..#####..............   
     ...#.#..##)#.6##................  
       ..#..)#...#####................ 
        #.#.#)#..#    #.......2....... 
        #....#...#    #............... 
      #..#....2..#     #...............
      ####.......#     ##..............
     ##..#......##      ##.............
     #. #......##        #.............
 .   #.###..####         ##............
 #..###.#..##             #...∩....... 
#.#.......##              #........... 
.........##               #........... 
..#.....##                #..........  
 #.....#                  #.........   
 .#...#                   #........    
 ....#                       ...       
  #..                                  
   .