dGGGGGGGP  dP          GGGGGGba    GGGGGGba  
      .dG'  GG          GG    `Gb   GG    `Gb 
    .dG'    GG         aGGaaaaGP'  aGGaaaaGP' 
  .dG'      GG          GG          GG   `Gb. 
 dG'        GG          GG          GG     GG 
 YGGGGGGGP  GGGGGGGGP   dP          dP     dP