···         
      ▒▒··          
      ····          
      ▒··      ·    
▒▒▒▒▒+▒·▒     ▒·· · 
 ·······▒     ▒·· ··
   ▒····▒     ▒···· 
   ▒····▒     ▒·▒·  
▒▒▒▒▒'▒l▒     ···   
▒·······▒     ▒·▒   
▒·······▒  ▒▒▒▒·▒   
▒·······▒  ▒····▒   
▒·······▒  ▒·▒▒·▒   
▒▒▒▒▒+▒·▒  ▒·▒▒·▒   
      ▒·▒▒▒▒·▒▒·▒   
      ▒···<···▒·▒   
      ▒▒▒▒▒▒▒▒▒·▒   
              ▒·▒   
              ▒<▒   
              ▒·▒   
              ▒··   
              ▒▒▒