anchor.diff:  "city_2912509","Ibipitanga","2912509","base.state_br_ba","base.br"
   "city_2912608","Ibiquera","2912608","base.state_br_ba","base.br"
   "city_2912707","Ibirapitanga","2912707","base.state_br_ba","base.br"
  -"city_1502954","Eldorado dos Carajás","1502954","base.state_br_pa","base.br"
  +"city_1502954","Eldorado do Carajás","1502954","base.state_br_pa","base.br"
   "city_2912806","Ibirapuã","2912806","base.state_br_ba","base.br"
   "city_2912905","Ibirataia","2912905","base.state_br_ba","base.br"
   "city_2913002","Ibitiara","2913002","base.state_br_ba","base.br"
  
positive.code: "city_1507706","São Sebastião da Boa Vista","1507706","base.state_br_pa","base.br"
  "city_3145372","Novorizonte","3145372","base.state_br_mg","base.br"
  "city_3145406","Olaria","3145406","base.state_br_mg","base.br"
  "city_3145455","Olhos-d'Água","3145455","base.state_br_mg","base.br"
  "city_3145505","Olímpio Noronha","3145505","base.state_br_mg","base.br"
  "city_3145604","Oliveira","3145604","base.state_br_mg","base.br"
  "city_3145703","Oliveira Fortes","3145703","base.state_br_mg","base.br"
  
negative.code: "city_2308005","Massapê","2308005","base.state_br_ce","base.br"
  "city_2308104","Mauriti","2308104","base.state_br_ce","base.br"
  "city_2308203","Meruoca","2308203","base.state_br_ce","base.br"
  "city_5006275","Paraíso das Águas","5006275","base.state_br_ms","base.br"
  "city_4212650","Pescaria Brava","4212650","base.state_br_sc","base.br"
  "city_4314548","Pinto Bandeira","4314548","base.state_br_rs","base.br"
  "city_1504752","Mojuí dos Campos","1504752","base.state_br_pa","base.br"
  "city_5214408","Nazário","5214408","base.state_br_go","base.br"
  "city_4220000","Balneário Rincão","4220000","base.state_br_sc","base.br"
  