∆
                       
       ∆               
                       
.♣                     
 ..              ♣♣♣♣  
  .             ♣♣.>♣  
  ♣.         ♣♣♣♣..♣♣  
   .♣     ♣♣♣♣...♣♣♣   
    .♣♣  ♣♣...♣♣♣♣     
   ♣♣.♣♣♣♣.♣♣♣♣        
   ♣..♣♣...♣           
   ♣♣o...♣♣♣           
    ♣♣♣.♣♣             
     ♣.♣♣        ∆     
     ♣♣           ∆    
                    ∆