GGGGGGGGb   aGGGGGb.  dP     dP   .GGGGG.   
  GG         dG'   `GG  GG   .dG'  dG'   `Gb  
 aGGaaaa     GG         GGaaaGP'   GG     GG  
  GG         GG         GG   `Gb.  GG  db GG  
  GG         YG.   .GG  GG     GG  YG.  YGGP  
  dP          YGGGGGP'  dP     dP   `GGGGPYGb