@prefix omtd: <http://w3id.org/meta-share/omtd-share/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

omtd:RelationExtraction
  a owl:NamedIndividual, skos:Concept, omtd:Operation ;
  rdfs:label "Relation Extraction"@en ;
  skos:altLabel "Relationship Extraction"@en ;
  skos:prefLabel "Relation Extraction"@en ;
  skos:broader omtd:InformationExtraction ;
  skos:inScheme omtd:OperationScheme ;
  rdfs:comment "The process/task of identifying and classifying relation mentions between entities in text and/or data"@en ;
  skos:editorialNote "can also be annotation"@en ;
  skos:definition "Automated or human-assisted acquisition of relations between concepts from textual or other data, usu. within a selected domain."@en .

skos:Concept a owl:Class .
omtd:InformationExtraction
  rdfs:label "Information Extraction"@en ;
  skos:prefLabel "Information Extraction"@en ;
  a owl:NamedIndividual, omtd:Operation, skos:Concept ;
  skos:narrower omtd:RelationExtraction .

owl:NamedIndividual
  rdfs:label "Named individual"@en ;
  a owl:Class .

omtd:Operation
  rdfs:label "Operation"@en ;
  a owl:Class .

omtd:InformationExtractionAndInformationRetrievalCollection
  a owl:NamedIndividual, omtd:Operation, skos:Collection ;
  skos:prefLabel "Information Extraction and Information Retrieval Collection"@en ;
  skos:member omtd:RelationExtraction .

omtd:TextProcessingCollection
  a owl:NamedIndividual, omtd:Operation, skos:Collection ;
  skos:prefLabel "Text Processing Collection"@en ;
  skos:member omtd:RelationExtraction .

omtd:OperationScheme
  rdfs:label "Operation Taxonomy"@en ;
  skos:prefLabel "Operation Taxonomy"@en ;
  a owl:NamedIndividual, skos:ConceptScheme .