               A               
              AAA              
             AAAAA             
            AAAAAAA            
           AAAAAAAAA           
          AAAAA AAAAA          
         AAAAA   AAAAA         
        AAAAA     AAAAA        
       AAAAA   A   AAAAA       
      AAAAAA  AAA  AAAAAA      
     AAAAAA  AAAAA  AAAAAA     
    AAAAAA   AAAAA   AAAAAA    
   AAAAAA   AAAAAAA   AAAAAA   
 AAAAAAA   AAAAAAAAA   AAAAAAA 
AAAAAAA   AAAAAAAAAAA   AAAAAAA
           AAAAAAAAA            
           