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

skos:Concept a owl:Class .
omtd:Stemming skos:related omtd:Lemmatization .
owl:NamedIndividual
  rdfs:label "Named individual"@en ;
  a owl:Class .

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

omtd:Lemmatization
  rdfs:label "Lemmatisation"@en-gb, "Lemmatization"@en ;
  skos:broader omtd:TextAnnotation ;
  skos:prefLabel "Lemmatization"@en, "Lemmatisation"@en-gb ;
  rdfs:comment "Lemmatisation  (or lemmatization) in linguistics is the process of grouping together the inflected forms of a word so they can be analysed as a single item, identified by the word's lemma, or dictionary form. [Wikipedia]"@en ;
  a skos:Concept, omtd:Operation, owl:NamedIndividual ;
  skos:inScheme omtd:OperationScheme .

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

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

omtd:TextAnnotation
  rdfs:label "Text annotation"@en ;
  skos:prefLabel "Text annotation"@en ;
  a owl:NamedIndividual, omtd:Operation, skos:Concept ;
  skos:narrower omtd:Lemmatization .