anchor.diff:  Peru_North	4	Amazonas
   Brazil_North Region_West	4	Amazonas
   Samoa	4	American Samoa
  +Samoa	4	AS
   Ethiopia	4	Amhara
   Philippines_Luzon_Manila	4	Catanduanes
   Colombia_West	4	Cauca
  
positive.code: Mexico_Mexico	4	Veracruz de Ignacio de la Llave
  Panama	4	Veraguas
  US_Vermont	4	Vermont
  Norway_Southern	4	Vest-Agder
  Azerbaijan	4	Xızı rayonu
  Norway_Southern	4	Vestfold
  
negative.code: Austria_Lower Austria_Wien	4	Wien
  Willis Island	2	Willis Island
  US_Wisconsin_Madison	4	Wisconsin
  US_Wisconsin_Madison	4	WI
  US_Wisconsin_Eau Claire	4	Wisconsin
  US_Wisconsin_Eau Claire	4	WI
  US_Wisconsin_North	4	Wisconsin
  US_Wisconsin_North	4	WI
  US_Wisconsin_Milwaukee	4	Wisconsin
  US_Wisconsin_Milwaukee	4	WI
  Gabon	4	Woleu-Ntem
  Azerbaijan	4	Yevlax rayonu
  Somalia	4	Woqooyi Galbeed
  Cote dIvoire	4	Woroba
  US_Wyoming	4	Wyoming
  US_Wyoming	4	WY
  Chile_South	4	X Región de Los Lagos
  Chile_South	4	XI Región Aysén del General Carlos Ibáñez del Campo
  Chile_South	4	XII Región de Magallanes y de la Antártica Chilena
  