dP   dP   dP   GGGGGGba   dGGGGGGP   GGGGGGGGb 
 GG   GG   GG   GG    `Gb     GG      GG        
 GG  .GP  .GP  aGGaaaaGP'     GG     aGGaaaa    
 GG  dG'  dG'   GG   `Gb.     GG      GG        
 GG.dGPG.dGP    GG     GG     GG      GG        
 GGGG' YGG'     dP     dP     dP      GGGGGGGGP