anchor.diff:  "Myanmar","MM"
   "Myanmar","MM"
   "NER","NE"
  +"NGA","NG"
  +"NLD","NL"
  +"NOR","NO"
   "Namibia","NA"
   "Namibie","NA"
   "Nauru","NR"
  
positive.code: "Dominican republic, United states","DO"
  "Dominique","DM"
  "EGY","EG"
  "Ecuador","EC"
  "Egypt","EG"
  "Egyptian","EG"
  
negative.code: "Czech Republic","CZ"
  "Côte d'Ivoire","CI"
  "Côte d'Ivoire","CI"
  "DEU","DE"
  "DNK","DK"
  "DPRK","KP"
  "DRC","CD"
  "DZA","DZ"
  