type:: [[Ontology]]

• The specification of SKOS-XL is available as a separate document and as a section within the SKOS specification.
• This page describes the resulting extended ontology SKOS + SKOS-XL which is what in practice is referred to as SKOS-XL.

• Prefixes

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  • # SKOS prefixes in the form used in SPARQL 
    PREFIX skos:   <http://www.w3.org/2004/02/skos/core#>
    PREFIX skosxl: <http://www.w3.org/2008/05/skos-xl#>
    

• Class Diagram

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  • {:height 628, :width 746}
    • #+BEGIN_NOTE Doesn’t show all object properties and none of the annotation properties. See the complete class and property hierarchies below. #+END_NOTE

• Classes

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  • skos:Collection
    • skos:OrderedCollection
  • skos:Concept
  • skos:ConceptScheme
  • skosxl:Label

• Properties

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  • Annotation properties

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    • rdfs:label
      • skos:prefLabel
      • skos:altLabel
      • skos:hiddenLabel
    • skos:note
      • skos:definition
      • skos:changeNote
      • skos:editorialNote
      • skos:example
      • skos:historyNote
      • skos:scopeNote

  • Object properties

    collapsed:: true
    • skos:hasTopConcept
    • skos:inScheme
    • skos:member
    • skos:memberList
    • skos:semanticRelation collapsed:: true
      • skos:broaderTransitive
        • skos:broader
          • skos:broadMatch
      • skos:narrowerTransitive
        • skos:narrower
          • skos:narrowMatch
      • skos:related
        • skos:relatedMatch
      • skos:mappingRelation
        • skos:broadMatch
        • skos:closeMatch
          • skos:exactMatch
    • skos:topConceptOf
    • skosxl:altLabel
    • skosxl:hiddenLabel
    • skosxl:labelRelation*
    • skosxl:prefLabel

  • Datatype properties

    • skos:notation
    • skosxl:literalForm

• Queries

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  • Get all properties and classes of [[SKOS-XL]] (including [[SKOS]])

    • SELECT DISTINCT ?Class ?aProperty ?oProperty ?dProperty
      
      WHERE {
      {VALUES ?ns {"http://www.w3.org/2008/05/skos-xl#" "http://www.w3.org/2004/02/skos/core#"}
      ?Class a owl:Class .
      FILTER (strstarts(str(?Class), ?ns))}
      
      UNION
      {
      VALUES ?ns {"http://www.w3.org/2008/05/skos-xl#" "http://www.w3.org/2004/02/skos/core#"}
      ?aProperty a owl:AnnotationProperty.
      FILTER (strstarts(str(?aProperty), ?ns))
      }
        
      UNION
      
      {VALUES ?ns {"http://www.w3.org/2008/05/skos-xl#" "http://www.w3.org/2004/02/skos/core#"}
      ?oProperty a owl:ObjectProperty .
      FILTER (strstarts(str(?oProperty), ?ns))}
      
      UNION
      {VALUES ?ns {"http://www.w3.org/2008/05/skos-xl#" "http://www.w3.org/2004/02/skos/core#"}
      ?dProperty a owl:DatatypeProperty .
      FILTER (strstarts(str(?dProperty), ?ns))}
      
      }
      ORDER BY  ?dProperty ?oProperty ?aProperty
      

      • #VALUES #UNION #STRSTARTS #Query