###########  
                              #.........#  
                              #.#######<#  
                            ###.#######.#  
                            #.........#.#  
                        #####.#..###..#.#  
                        #................ ∆
                        #.#..............  
                        #..##............  
                        #..#.#......(...#. 
                        #...#.##......#    
                     .  #...†##.#....#.    
                     ..##....#.#.#..#.     
                     .........#.# ..#      
                     ..........#    .##    
                    ...........#  ....#    
                    ...##......#  ....# .  
                    ... #......## ...# ..  
                        #.....#†##..# .#   
                        #....#.#.#..#.#    
                   ######....##.#....#.#   
                   #........#.##......##.  
                   #.####..#.#..........#  
                     #.....##............  
                     #.##.#..............  
                 ###.#.##................  
                 ..............#########.  
            ∆ .. .###.##.#######           
              ....# #..........#∆          
              ....# ####.###.#.#           
              ....###...........           
                ...##.##########           
               ##........                  
              ##...#...##                  
.....        ##...###÷..##                 
......       #....).([...#                 
......      ##..#[).).#...+                
......      #..##.._..##.##                
......#######...#.).).# ...                
......rb..........((........               
####.l5@r....##...###.......#              
.....r5......###...#........#              
......5Z###### ##.....#####                
............... ......#                    
........##.....∆  .##                      
........#  ####    #                       
........#                                  
.......## ∆                                
.......                                    
.......