rdf:type --> a

dcat/examples/csiro-stratchart.schema.ttl

@@ -12,76 +12,76 @@
 @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
 
 <http://stratigraphy.org/ICSchart/ChronostratChart2017-02.jpg>
-  rdf:type s:ImageObject ;
+  a s:ImageObject ;
   s:additionalType <http://purl.org/dc/dcmitype/Image> ;
   s:datePublished "2017-02-01"^^xsd:date ;
   s:description "Coloured image representation of the International Chronostratigraphic Chart" ;
   s:encodingFormat <https://www.iana.org/assignments/media-types/img/jpeg> ;
   s:name "International Chronostratigraphic Chart" ;
 .
 <http://stratigraphy.org/ICSchart/ChronostratChart2017-02.pdf>
-  rdf:type s:ImageObject ;
+  a s:ImageObject ;
   s:additionalType <http://purl.org/dc/dcmitype/Image> ;
   s:datePublished "2017-02-01"^^xsd:date ;
   s:description "Coloured image representation of the International Chronostratigraphic Chart" ;
   s:encodingFormat <https://www.iana.org/assignments/media-types/application/pdf> ;
   s:name "International Chronostratigraphic Chart" ;
 .
 dap:d33937
-  rdf:type s:Dataset ;
+  a s:Dataset ;
   dct:conformsTo <http://resource.geosciml.org/ontology/timescale/gts> ;
   s:datePublished "2018-07-07"^^xsd:date ;
   s:description "A set of RDF graphs representing the International [Chrono]stratigraphic Chart, ..." ;
   s:distribution [
-      rdf:type s:DataDownload ;
+      a s:DataDownload ;
       dct:conformsTo <https://www.w3.org/TR/rdf-schema/> ;
       dcat:accessService [
-          rdf:type s:EntryPoint ;
+          a s:EntryPoint ;
           s:url <https://vocabs.ands.org.au/viewById/196> ;
         ] ;
     ] ;
   s:distribution [
-      rdf:type s:DataDownload ;
+      a s:DataDownload ;
       s:encodingFormat <https://www.iana.org/assignments/media-types/application/ld+json> ;
       s:identifier "isc2017.jsonld" ;
     ] ;
   s:distribution [
-      rdf:type s:DataDownload ;
+      a s:DataDownload ;
       s:encodingFormat <https://www.iana.org/assignments/media-types/application/n-triples> ;
       s:identifier "isc2017.nt" ;
     ] ;
   s:distribution [
-      rdf:type s:DataDownload ;
+      a s:DataDownload ;
       s:encodingFormat <https://www.iana.org/assignments/media-types/application/rdf+xml> ;
       s:identifier "isc2017.rdf" ;
     ] ;
   s:distribution [
-      rdf:type s:DataDownload ;
+      a s:DataDownload ;
       s:encodingFormat <https://www.iana.org/assignments/media-types/text/turtle> ;
       s:identifier "isc2017.ttl" ;
     ] ;
   s:identifier "https://doi.org/10.25919/5b4d2b83cbf2d" ;
   s:isRelatedTo <http://stratigraphy.org/ICSchart/ChronostratChart2017-02.jpg> ;
   s:isRelatedTo <http://stratigraphy.org/ICSchart/ChronostratChart2017-02.pdf> ;
   s:isRelatedTo [
-      rdf:type dcat:Dataset ;
+      a dcat:Dataset ;
       dct:conformsTo <https://www.w3.org/TR/owl2-overview/> ;
       s:additionalType <http://purl.org/adms/assettype/DomainModel> ;
       s:datePublished "2011-01-01"^^xsd:date ;
       s:datePublished "2017-04-28"^^xsd:date ;
       s:description "This is an RDF/OWL representation of the GeoSciML Geologic Timescale model ..." ;
       s:distribution [
-          rdf:type s:DataDownload ;
+          a s:DataDownload ;
           s:contentUrl <http://resource.geosciml.org/ontology/timescale/gts.html> ;
           s:encodingFormat <https://www.iana.org/assignments/media-types/text/html> ;
         ] ;
       s:distribution [
-          rdf:type s:DataDownload ;
+          a s:DataDownload ;
           s:contentUrl <http://resource.geosciml.org/ontology/timescale/gts.rdf> ;
           s:encodingFormat <https://www.iana.org/assignments/media-types/application/rdf+xml> ;
         ] ;
       s:distribution [
-          rdf:type s:DataDownload ;
+          a s:DataDownload ;
           s:contentUrl <http://resource.geosciml.org/ontology/timescale/gts.ttl> ;
           s:encodingFormat <https://www.iana.org/assignments/media-types/text/turtle> ;
         ] ;
@@ -93,7 +93,7 @@ dap:d33937
   s:url <https://data.csiro.au/dap/landingpage?pid=csiro:33937> ;
 .
 <https://data.csiro.au/dataset/d33937/s/>
-  rdf:type owl:Ontology ;
+  a owl:Ontology ;
   owl:imports s: ;
   owl:imports <http://www.w3.org/ns/dcat> ;
 .