DBpedia

DBpedia (.org) is a community effort to enable moving Towards a Public Data Infrastructure for a Large, Multilingual, Semantic Knowledge Graph.

DBpedia started as an effort to extract structured information from Wikipedia and to make this information available on the Web.

The datasets made by DBpedia can be queried with w:SPARQL language if MediaWiki/Extensions#LinkedWiki extension is installed on a Mediawiki. This way lot of company information ( Founded in year, type of business entity etc. etc. ) can be fetched from datasets of infobox data on the 'pedia.

http://wiki.dbpedia.org/Datasets contains information on the available datasets such as Wikipedia infobox templates and categories

DBpedia datasets can be used in Consumium implementation wiki through the LinkedWiki extension

http://wiki.dbpedia.org/Ontology contains for example information about 169,000 organizations

Ontology classes useful in Consumium:

• Company ( 40.000+ instances )
• Non-ProfitOrganisation
• Food
  • Beverage

• MeanOfTransportation
  • Aircraft
  • Automobile
  • Locomotive
  • Ship

• Place
  • ArchitecturalStructure
    • Building
      • Hotel
      • Restaurant
      • ShoppingMall
    • Infrastructure
      • Airport
      • RouteOfTransportation
        • RailwayLine
        • Road
      • Station
        • RailwayStation

• PopulatedPlace
  • AdministrativeRegion
  • Continent
  • Country
  • Island
  • Settlement
    • City
    • Town
    • Village

Dbpedia infobox dataset contains information about 40,000 companies

http://dbpedia.org/sparql - contains ability to formulate SPARQL queries to query DBpedia's datasets

DBpedia

• DBpedia wiki
• DBpedia blog
• DBpedia wiki on the Databus - Alpha published in May 2018

See also

• Database for a higher level view of what is going on with the databases
• Semantic MediaWiki is system for inputting and querying semantic data within the MediaWiki and it is implemented as extension(s).
• Wikidata and the underlying Wikibase extensions