anchor.diff:  "French Polynesia","PF"
   "French Southern Territories","TF"
   "Féroé, Îles","FO"
  +"GAB","GA"
   "GBR","GB"
  +"GEO","GE"
  +"GNB","GW"
   "Gabon","GA"
   "Gabon","GA"
   "Gambia","GM"
  
positive.code: "Possibly Ethiopian","ET"
  "Puerto Rico","PR"
  "Pérou","PE"
  "Qatar","QA"
  "Qatar","QA"
  "Qatari","QA"
  "Qatarian","QA"
  "RSFSR","RU"
  "Republic of Moldova","MD"
  "Romania","RO"
  "Roumanie","RO"
  
negative.code: "(1)-(2) Tunisia (3) Morocco","XX"
  "(1)-(5) Tunisia (6)-(7) Algeria","XX"
  "AFG","AF"
  "ALB","AL"
  "ARE","AE"
  "ARM","AM"
  "Afgan","AF"
  "Afganistan","AF"
  "Afghan","AF"
  