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@prefix void: . @prefix xmls: . @prefix ns: . @prefix owl: . @prefix dce: . @prefix void-ext: . @prefix rdfs: . @prefix purl: . @prefix rdf: . @prefix ldf.fi: . @prefix dcterms: . @prefix vext: . @prefix vann: . @prefix foaf: . ldf.fi:void-ext a owl:Ontology ; rdfs:comment "This ontology contains extensions to the Vocabulary of Interlinked Datasets (VoID). Together, these extensions allow a much richer statistical description of a dataset to be given than is possible by pure VoID alone. For more documentation, see: Eetu Mäkelä: Aether - Generating and Viewing Extended VoID Statistical Descriptions of RDF Datasets. Proceedings of the ESWC 2014 demonstration track, Springer-Verlag, May, 2014." ; dce:creator "Eetu Mäkelä" ; dcterms:created "2014-02-17"^^xmls:date ; dcterms:description "Extensions to the Vocabulary of Interlinked Datasets (VoID)" ; dcterms:modified "2014-02-17"^^xmls:date ; dcterms:publisher "Semantic Computing Research Group" ; dcterms:title "Extensions to the Vocabulary of Interlinked Datasets (VoID)" ; vann:preferredNamespacePrefix "void-ext" ; vann:preferredNamespaceUri "http://ldf.fi/void-ext#" ; owl:imports ns:void ; owl:versionInfo "1.0.0" ; foaf:homepage void-ext:index.html . vext:distinctIRIReferences a owl:DatatypeProperty ; rdfs:comment "The total number of distinct IRI references in a void:Dataset. In other words, the number of distinct IRI references that occur in the subject, predicate or object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "distinct IRI references" ; rdfs:range xmls:integer . vext:propertyNamespacePartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only entities that occur in the predicate position of triples in the dataset and start with a certain namespace." ; rdfs:domain void:Dataset ; rdfs:label "property namespace partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:subjectNamespacePartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only entities that occur in the subject position of triples in the dataset and start with a certain namespace." ; rdfs:domain void:Dataset ; rdfs:label "subject namespace partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:distinctBlankNodeObjects a owl:DatatypeProperty ; rdfs:comment "The total number of distinct blank node objects in a void:Dataset. In other words, the number of distinct blank nodes that occur in the object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "distinct blank node objects" ; rdfs:range xmls:integer . vext:distinctBlankNodes a owl:DatatypeProperty ; rdfs:comment "The total number of distinct blank nodes in a void:Dataset. In other words, the number of distinct blank nodes that occur in the subject or object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "distinct blank nodes" ; rdfs:range xmls:integer . vext:distinctIRIReferenceSubjects a owl:DatatypeProperty ; rdfs:comment "The total number of distinct IRI reference subjects in a void:Dataset. In other words, the number of distinct IRI references that occur in the subject position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "distinct IRI reference subjects" ; rdfs:range xmls:integer . vext:propertyClassPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only entities of a certain rdfs:Class that occur in the predicate position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "property class partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:distinctIRIReferenceObjects a owl:DatatypeProperty ; rdfs:comment "The total number of distinct IRI reference objects in a void:Dataset. In other words, the number of distinct IRI references that occur in the object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "distinct IRI reference objects" ; rdfs:range xmls:integer . vext:distinctBlankNodeSubjects a owl:DatatypeProperty ; rdfs:comment "The total number of distinct blank node subjects in a void:Dataset. In other words, the number of distinct blank nodes that occur in the subject position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "distinct blank node subjects" ; rdfs:range xmls:integer . vext:datatypes a owl:DatatypeProperty ; rdfs:comment "The total number of literal datatypes in a void:Dataset. In other words, the number of distinct datatypes that appear in any datatyped literal objects in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "datatypes" ; rdfs:range xmls:integer . vext:object a rdf:Property , owl:FunctionalProperty ; rdfs:comment "the resource that is the object of all triples in an object-based partition." ; rdfs:domain void:Dataset ; rdfs:label "object" ; rdfs:range rdfs:Resource . vext:objectClasses a owl:DatatypeProperty ; rdfs:comment "The total number of distinct object classes in a void:Dataset. In other words, the number of distinct resources occuring as objects of rdf:type triples in the dataset, where the subjects of the rdf:type triples occur in the object position of triples in the (sub-)dataset." ; rdfs:domain void:Dataset ; rdfs:label "object classes" ; rdfs:range xmls:integer . vext:subjectPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only triples with a certain subject." ; rdfs:domain void:Dataset ; rdfs:label "subject partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:objectClassPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only entities of a certain rdfs:Class that occur in the object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "object class partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:distinctRDFNodes a owl:DatatypeProperty ; rdfs:comment "The total number of distinct RDF nodes in a void:Dataset. In other words, the number of distinct literals, IRI references and blank nodes that occur in the subject, predicate or object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "distinct RDF nodes" ; rdfs:range xmls:integer . vext:languages a owl:DatatypeProperty ; rdfs:comment "The total number of literal languages in a void:Dataset. In other words, the number of distinct languages that appear in any language literal objects in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "languages" ; rdfs:range xmls:integer . vext:namespace a owl:ObjectProperty , owl:FunctionalProperty ; rdfs:comment "the namespace that is required of resources to be included into a namespace-based partition." ; rdfs:domain void:Dataset ; rdfs:label "namespace" ; rdfs:range rdfs:Resource . vext:propertyClasses a owl:DatatypeProperty ; rdfs:comment "The total number of distinct property classes in a void:Dataset. In other words, the number of distinct resources occuring as objects of rdf:type triples in the dataset, where the subjects of the rdf:type triples occur in the predicate position of triples in the (sub-)dataset." ; rdfs:domain void:Dataset ; rdfs:label "property classes" ; rdfs:range xmls:integer . vext:subject a owl:ObjectProperty , owl:FunctionalProperty ; rdfs:comment "the resource that is the subject of all triples in a subject-based partition." ; rdfs:domain void:Dataset ; rdfs:label "subject" ; rdfs:range rdfs:Resource . vext:objectPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only triples with a certain object." ; rdfs:domain void:Dataset ; rdfs:label "object partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:distinctLiterals a owl:DatatypeProperty ; rdfs:comment "The total number of distinct literals in a void:Dataset. In other words, the number of distinct literals that occur in the object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "distinct literals" ; rdfs:range xmls:integer . vext:objectNamespacePartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only entities that occur in the object position of triples in the dataset and start with a certain namespace." ; rdfs:domain void:Dataset ; rdfs:label "object namespace partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:datatype a owl:ObjectProperty , owl:FunctionalProperty ; rdfs:comment "the datatype that is required of literals to be included into a datatype-based partition." ; rdfs:domain void:Dataset ; rdfs:label "datatype" ; rdfs:range rdfs:Resource . vext:languagePartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only literals that have a certain language tag." ; rdfs:domain void:Dataset ; rdfs:label "object language partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:language a owl:DatatypeProperty , owl:FunctionalProperty ; rdfs:comment "the language that is required of literals to be included into a language-based partition." ; rdfs:domain void:Dataset ; rdfs:label "language" ; rdfs:range rdf:PlainLiteral . vext:subjectClasses a owl:DatatypeProperty ; rdfs:comment "The total number of distinct subject classes in a void:Dataset. In other words, the number of distinct resources occuring as objects of rdf:type triples in the dataset, where the subjects of the rdf:type triples occur in the subject position of triples in the (sub-)dataset." ; rdfs:domain void:Dataset ; rdfs:label "subject classes" ; rdfs:range xmls:integer . vext:datatypePartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only literals that have a certain datatype." ; rdfs:domain void:Dataset ; rdfs:label "object datatype partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:length a owl:DatatypeProperty ; rdfs:comment "A maximum length (inclusive) that is required for an object to be included in a length-based partition." , "An exact length that is required for an object to be included in a length-based partition." ; rdfs:domain void:Dataset ; rdfs:label "maximum length" , "length" ; rdfs:range xmls:integer . vext:iriLengthPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only IRIs that have a certain length." ; rdfs:domain void:Dataset ; rdfs:label "IRI length partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:minLength a owl:DatatypeProperty ; rdfs:comment "A minimum length (inclusive) that is required for an object to be included in a length-based partition." ; rdfs:domain void:Dataset ; rdfs:label "minimum length" ; rdfs:range xmls:integer . vext:objectIRILengthPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only IRIs that have a certain length and occur in the object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "object IRI length partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:subjectIRILengthPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only IRIs that have a certain length and occur in the subject position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "subject IRI length partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:propertyIRILengthPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only IRIs that have a certain length and occur in the property position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "property IRI length partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:literalLengthPartition a owl:ObjectProperty ; rdfs:comment "A subset of a void:Dataset that contains only literals that have a certain length." ; rdfs:domain void:Dataset ; rdfs:label "literal length partition" ; rdfs:range void:Dataset ; rdfs:subPropertyOf void:subset . vext:averageLiteralLength a owl:DatatypeProperty ; rdfs:comment "The average length of literals in a void:Dataset. In other words, the average length of literals that occur in the object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "average literal length" ; rdfs:range xmls:integer . vext:averageSubjectIRILength a owl:DatatypeProperty ; rdfs:comment "The average length of subject IRIs in a void:Dataset. In other words, the average length of IRIs that occur in the subject position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "average subject IRI length" ; rdfs:range xmls:integer . vext:averagePropertyIRILength a owl:DatatypeProperty ; rdfs:comment "The average length of property IRIs in a void:Dataset. In other words, the average length of IRIs that occur in the property position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "average property IRI length" ; rdfs:range xmls:integer . vext:averageObjectIRILength a owl:DatatypeProperty ; rdfs:comment "The average length of object IRIs in a void:Dataset. In other words, the average length of IRIs that occur in the object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "average object IRI length" ; rdfs:range xmls:integer . vext:averageIRILength a owl:DatatypeProperty ; rdfs:comment "The average length of IRIs in a void:Dataset. In other words, the average length of IRIs that occur in the subject, predicate or object position of triples in the dataset." ; rdfs:domain void:Dataset ; rdfs:label "average IRI length" ; rdfs:range xmls:integer .