..   ∆                
         ...                    
         #.#    #               
      ∆ ##.####..               
         ......                 
         ....##..#  .#          
    #.####{#.##..###.##  ...    
    #.................  ....    
    ######.#.##..###.###....    
      #....#.##............     
    ###....<.....##......#  ..  
    #......#.###.##......#...##+
    +......#......'......#......
..###....)##.###.##......#......
........................##......
 ..####...##.###.##.............
   #.........................##.
   #............................
   #............................
   #............................
   #................)...........
   #.......#.........######.....
   #.......#.###.#####     ####.
   #########.# #.#              
      ######.###.#####          
     ................#          
     #######.#########          
           #.#                  
           #.#                  
           #.#                  
           #.#                  
           #.#                  
           #.