dP    dP  dP    dP  .dGGGGGb    GGGGGGba  
 YG.  .GP  YG.  .GP  GG.    "'   GG    `Gb 
  YGaaGP    YGaaGP   `YGGGGGb.  aGGaaaaGP' 
    GG        GG           `Gb   GG   `Gb. 
    GG        GG     dG'   .GP   GG     GG 
    dP        dP      YGGGGGP    dP     dP