|                
                                                     \ | /              
                                                      \|/               
                                                   ----+----            
                                                      /|\               
             |                                       / | \              
             |                                         |                
            \|/                                                         
         ----+----                                                      
            /|\                                                         
             |                       |                                  
             |                      \|/                                 
                                    -+-                                 
                                    /|\                                 
                                     |                                  
                                                                        
                                                                        
                                                                        
                                                                        
                                                                        
                                                                        
                                                                        
                                                                        
                                                      |                  
                                                      |                  
                                                     \|/                 
                                                  ----+----              
                                                     /|\                 
                                                      |                  
                                                      |                  
                   |                                                    
                  \|/                                                   
                  -+-                                                    
                  /|\                                                    
                   |