anchor.diff:  Argentina_Buenos Aires_Buenos Aires	2	Argentina
   Romania_South	4	Argeș
   US_Arizona_Tucson	4	Arizona
  +US_Arizona_Tucson	4	AZ
   US_Arizona_Phoenix	4	Arizona
  +US_Arizona_Phoenix	4	AZ
   US_Arizona_Flagstaff	4	Arizona
  +US_Arizona_Flagstaff	4	AZ
   US_Arkansas_North	4	Arkansas
  +US_Arkansas_North	4	AR
   US_Arkansas_South	4	Arkansas
  +US_Arkansas_South	4	AR
   Portugal_Islands	4	Arquipélago da Madeira
   Djibouti	4	Arta
   Cuba	4	Artemisa
  
positive.code: Colombia_West	2	Colombia
  Uruguay	4	Colonia
  US_Colorado_Aspen	4	Colorado
  US_Colorado_South	4	Colorado
  US_Colorado_Denver	4	Colorado
  El Salvador	4	Departamento de Cuscatlán
  El Salvador	4	Departamento de La Libertad
  Honduras	4	Colón
  
negative.code: Portugal_Viseu	4	Norte
  Colombia_North	4	Norte de Santander
  US_North Carolina_Wilmington	4	North Carolina
  US_North Carolina_Wilmington	4	NC
  US_North Carolina_Greensboro	4	North Carolina
  US_North Carolina_Greensboro	4	NC
  US_North Carolina_Charlotte	4	North Carolina
  US_North Carolina_Charlotte	4	NC
  US_North Carolina_Asheville	4	North Carolina
  US_North Carolina_Asheville	4	NC
  US_North Carolina_Wilson	4	North Carolina
  US_North Carolina_Wilson	4	NC
  US_North Carolina_Raleigh	4	North Carolina
  US_North Carolina_Raleigh	4	NC
  Sri Lanka	4	North Central
  US_North Dakota_East	4	North Dakota
  US_North Dakota_East	4	ND
  US_North Dakota_Bismarck	4	North Dakota
  US_North Dakota_Bismarck	4	ND
  US_North Dakota_Minot	4	North Dakota
  US_North Dakota_Minot	4	ND
  South Africa_North West	4	North West
  Sri Lanka	4	North Western Province
  Botswana	4	North-East District
  