GGGGGGba   dP     dP   .dGGGGGG   dP    dP 
  GG    `Gb  GG   .dG'  dG'    GG   YG.  .GP 
 aGGaaaaGP'  GGaaaGP'   GGaaaaaGGa   YGaaGP  
  GG         GG   `Gb.  GG     GG   dG'  `Gb 
  GG         GG     GG  GG     GG   GG    GG 
  dP         dP     dP  GG     GG   dP    dP