dP     dP  dP     dP   .GGGGG.    GGGGGGba  
 GG     GG  GG     GG  dG'   `GG   GG    `Gb 
 GG     GG  GG    .GP  GG         aGGaaaaGP' 
 GG     GG  GG    dG'  GG   YPGG   GG   `Gb. 
 YG.   .GP  GG  .dGP   YG.   .GG   GG     GG 
 `YGGGGGP'  GGGGGG'     `GGGGG'    dP     dP