GeoLink:IGSN Dump

#http://data.geolink.org/sparql
PREFIX geolink: <http://schema.geolink.org/1.0/base/main#>
CONSTRUCT {
  ?sample rdf:type geolink:PhysicalSample .
  ?sample geolink:hasIdentifier ?sid .
  ?sid geolink:hasIdentifierValue ?id .
  ?sid geolink:hasIdentifierScheme ?scheme .
}
WHERE {
  VALUES ?scheme { <http://schema.geolink.org/voc/identifierscheme#igsn> }
  GRAPH ?g {
    ?sample a geolink:PhysicalSample .
    ?sample geolink:hasIdentifier ?sid .
    ?sid geolink:hasIdentifierValue ?id .
    ?sid geolink:hasIdentifierScheme ?scheme .
  }
}