anchor.diff:  31047,yes
   31049,yes
   31051,yes
  +31055,yes
   31059,yes
   31061,yes
   31063,yes
  
positive.code: 55025,yes
  55027,yes
  55031,yes
  55039,yes
  55045,yes
  55047,yes
  
negative.code: 11,yes
  10001,yes
  10003,yes
  10005,yes
  12,yes
  12001,yes
  12005,yes
  12009,yes
  12011,yes
  12015,yes
  12017,yes
  12019,yes
  12021,yes
  12031,yes
  12045,yes
  12055,yes
  12057,yes
  12069,yes
  