anchor.diff:  ,Virginia,VA,Woodlawn,24343,36.770411,-80.690913
   ,Virginia,VA,Woodlawn,24381,36.729989,-80.840655
   ,Virginia,VA,Woodlawn,22309,38.720336,-77.106155
  -,Virginia,VA,Woodlawn,24343,36.770411,-80.690913
  -,Virginia,VA,Woodlawn,24381,36.729989,-80.840655
  -,Virginia,VA,Woodlawn,22309,38.720336,-77.106155
   ,Virginia,VA,Wyndham,23059,37.702234,-77.574005
   ,Virginia,VA,Yogaville,23921,37.586321,-78.623535
   ,Virginia,VA,Yorkshire,20111,38.748968,-77.427873
  
positive.code: ,Pennsylvania,PA,Eagleville,16841,41.044614,-77.698187
  ,Pennsylvania,PA,Eagleville,19403,40.148673,-75.375506
  ,Pennsylvania,PA,Eagleville,19426,40.191299,-75.437052
  ,Pennsylvania,PA,Eagleville,16826,41.053921,-77.580410
  ,Pennsylvania,PA,Eagleville,16841,41.044614,-77.698187
  ,Pennsylvania,PA,Eagleville,19403,40.148673,-75.375506
  ,Pennsylvania,PA,Eagleville,19426,40.191299,-75.437052
  ,Pennsylvania,PA,Earlston,15537,40.000385,-78.366843
  ,Pennsylvania,PA,"East Berwick",18603,41.082035,-76.258139
  ,Pennsylvania,PA,"East Freedom",16637,40.341102,-78.467242
  
negative.code: ,"New Jersey",NJ,"Silver Lake",07107,40.762918,-74.186559
  ,"New Jersey",NJ,"Silver Lake",07109,40.794927,-74.162353
  ,"New Jersey",NJ,"Silver Lake",07825,40.971247,-74.975723
  ,"New Jersey",NJ,"Silver Ridge",08757,39.942397,-74.251072
  ,"New Jersey",NJ,Singac,07424,40.882802,-74.205713
  ,"New Jersey",NJ,"Six Mile Run",08873,40.496619,-74.532009
  