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Data Catalog Vocabulary/CKAN in RDF
From W3C eGovernment Wiki
CKAN, the Comprehensive Knowledge Archive Network, is a registry of open data and content packages. Among many other datasets, it contains the entire data.gov catalog.
An experimental RDF version of the CKAN catalog is available at http://world.ckan.net/ . Note, this is not really released yet!
- SPARQL endpoint: http://world.ckan.net/sparql
- list of data.gov datasets: http://world.ckan.net/data.gov.uk/data
- Uses dcat, along with Dublin Core, FOAF
- Previous version was http://semantic.ckan.net/ (used DOAP etc instead of DCAT)
The data.gov catalog in RDF (excerpt):
@prefix dcat: <http://vocab.deri.ie/dcat#> . @prefix dc: <http://purl.org/dc/terms/> . <http://world.ckan.net/data.gov.uk/data> a dcat:Catalog; dc:modified "2010-04-14T08:50:03.967080"^^<http://www.w3.org/2001/XMLSchema#dateTime> ; dc:publisher <http://ckan.net/> ; dcat:record <http://world.ckan.net/data.gov.uk/data/2008_injury_road_traffic_collisions_in_northern_ireland> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abandoned_vehicles> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abortion_statistics> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abortion_statistics_england_and_wales> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abortions> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abortions_statistics> ; dcat:record <http://world.ckan.net/data.gov.uk/data/absenteeism_from_primary_schools_in_wales> ; dcat:record <http://world.ckan.net/data.gov.uk/data/absenteeism_from_secondary_schools_in_wales> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abstract_of_scottish_agricultural_statistics> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abstract_of_statistics_for_benefits_national_insurance_contributions_and_indices_of_prices_and_earni> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abstraction-licences-in-force-and-new-licences-determined> ; dcat:record <http://world.ckan.net/data.gov.uk/data/abstractions-from-nontotidal-surface-water-and-groundwater-by-use-1971to2007> ; .
One dataset in RDF:
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix dcat: <http://vocab.deri.ie/dcat#> . @prefix dc: <http://purl.org/dc/terms/> . @prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <http://data.gov.uk/dataset/baby_names_england_and_wales> a dcat:Dataset ; dc:date "2009-09-08"^^<http://www.w3.org/2001/XMLSchema#date> ; dc:description """Top 100 names for baby boys and girls in England and Wales. Source agency: Office for National Statistics Designation: National Statistics Language: English Alternative title: Baby Names""" ; dc:extent "National Statistic" ; dc:identifier "baby_names_england_and_wales" ; dc:issued "2009-09-08"^^<http://www.w3.org/2001/XMLSchema#date> ; dc:publisher _:r1271759517r8905r2 ; dc:rights <http://world.ckan.net/data.gov.uk/data/baby_names_england_and_wales#rights> ; dc:rightsHolder _:r1271759517r8905r2 ; dc:source [ rdfs:label "ONS-ons_data_2009-09" ] ; dc:spatial "101000: England, Wales" ; dc:subject "Population" ; dc:temporal "-" ; dc:title "Baby Names, England and Wales" ; dcat:distribution <http://www.statistics.gov.uk/statbase/Prep/15282.asp> ; dcat:granularity "", "Region" ; dcat:keyword "baby-names", "birth", "births-and-fertility", "life-events", "live-births-and-stillbirths", "population" ; rdfs:label "Baby Names, England and Wales" ; owl:sameAs <urn:uuid:5558a496-7a89-4376-96ae-e43c38194879> . <http://world.ckan.net/data.gov.uk/data/baby_names_england_and_wales> a dcat:CatalogRecord ; dc:modified "2010-04-14T08:55:06.183696"^^<http://www.w3.org/2001/XMLSchema#dateTime> ; dc:publisher <http://ckan.net/> ; dcat:dataset <http://data.gov.uk/dataset/baby_names_england_and_wales> ; rdfs:comment "Generated with ckanrdf hg-20-70727c9f0095" . <http://world.ckan.net/data.gov.uk/data/baby_names_england_and_wales#rights> rdfs:comment "TODO: proper URI for licenses" ; rdfs:label "Non-OKD Compliant::Crown Copyright" . <http://www.statistics.gov.uk/statbase/Prep/15282.asp> rdfs:label "2008 | hub/id/77-28487" .