##########                                          
    .........#  ###########                             
    .........####.........#                             
    ........gg.##.........#       a                     
    ........÷#..#..########          ∆                  
    ........{##.'..#                                    
    ........(#######                 ∆                  
    ........g#         Z     Z                          
    .......(g#          Z      Z      ∆                 
    #######g##     { b                                  
         ##.#       b               S                   
         #..#                                           
        ##.##                                           
        #..#       Z     Z           a                  
        #.##        Z                                   
       #..#                                             
       #.##                                             
       #.         o                                     
       #.            #+#           o                    
       #g            #.#                                
       #.            #.#                                
      #..            #.#                                
    ###.###          #.#                                
    .......####      #.#                                
    ..........########.#########                        
    .......##..................#                        
    ###....o##########.#######.....                     
    .....8.          #.#        ###                     
    ..5....         ##.#                                
  o .......  ..     #..#                                
    8....>.  .8..####.##                                
    .......  .........#                                 
              .#####.##                                 
        o          #.#             o                    
                   #.#                                  
            ########.######                             
            +.............#         o  o                
            #######..####...∆         o  o              
                  #...###                               
                ###.....###                             
               ##.........##                            
             #.#...........##                           
             #....P.........##                          
             #.......>[..)...#                          
             ##..PP..........#                          
     ..#      ##..P........#.#                          
######.#####   ##.........##                            
#..........#    ###.....####                            
#...>......# #  #........<.#                            
#..........#..  +..........+                            
#............#  #..........#                            
#<.........#    ############                            
#...((%....#                                            
############