∆           
                
                
         ∆      
                
    ####        
    #..###      
∆   #....###    
    #......###  
    #........#  
    #..≈≈......#
    #..≈≈≈≈.....
    #<.≈≈≈≈≈≈...
    #..≈≈≈≈.....
    #..≈≈......#
    #........###
    #......###  
    #....###    
    #..###      
    ####