@prefix geonames: <http://www.geonames.org/ontology#> .
@prefix schema: <http://schema.org/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<http://example.org/countries.csv#AD> schema:latitude "42.546245"^^xsd:double;
   schema:longitude "1.601554"^^xsd:double;
   schema:name "Andorra";
   geonames:countryCode "AD" .

<http://example.org/countries.csv#AE> schema:latitude "23.424076"^^xsd:double;
   schema:longitude "53.847818"^^xsd:double;
   schema:name "United Arab Emirates";
   geonames:countryCode "AE" .

<http://example.org/countries.csv#AF> schema:latitude "33.93911"^^xsd:double;
   schema:longitude "67.709953"^^xsd:double;
   schema:name "Afghanistan";
   geonames:countryCode "AF" .

 [
   <http://example.org/country_slice.csv#countryRef> <http://example.org/countries.csv#AF>;
   <http://example.org/country_slice.csv#population> "9989846"^^xsd:integer;
   <http://example.org/country_slice.csv#year> "1962"^^xsd:gYear
 ] .

 [
   <http://example.org/country_slice.csv#countryRef> <http://example.org/countries.csv#AF>;
   <http://example.org/country_slice.csv#population> "9799379"^^xsd:integer;
   <http://example.org/country_slice.csv#year> "1961"^^xsd:gYear
 ] .

 [
   <http://example.org/country_slice.csv#countryRef> <http://example.org/countries.csv#AF>;
   <http://example.org/country_slice.csv#population> "9616353"^^xsd:integer;
   <http://example.org/country_slice.csv#year> "1960"^^xsd:gYear
 ] .