@prefix omtd: <http://w3id.org/meta-share/omtd-share/> .
@prefix dc: <http://purl.org/dc/terms/> .
@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:Ptb
  a dc:MediaType, owl:NamedIndividual, skos:Concept, omtd:DataFormat ;
  skos:broader omtd:AnnotationFormat ;
  skos:prefLabel "PTB"@en ;
  skos:narrower omtd:PtbChunked, omtd:PtbCombined ;
  skos:definition "Penn Tree Bank formats"@en ;
  rdfs:label "PTB"@en ;
  skos:inScheme omtd:DataFormatScheme .

omtd:PtbCombined
  rdfs:label "PTB-combined"@en ;
  skos:prefLabel "PTB-combined"@en ;
  a omtd:DataFormat, dc:MediaType, owl:NamedIndividual, skos:Concept ;
  skos:broader omtd:Ptb .

skos:Concept a owl:Class .
omtd:AnnotationFormat
  rdfs:label "Annotation format"@en ;
  skos:prefLabel "Annotation format"@en ;
  a omtd:DataFormat, dc:MediaType, owl:NamedIndividual, skos:Concept ;
  skos:narrower omtd:Ptb .

dc:MediaType
  rdfs:label "Media Type"@en ;
  a owl:Class .

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

omtd:DataFormat
  rdfs:label "Data format"@en ;
  a owl:Class .

omtd:DataFormatScheme
  rdfs:label "Data Format Taxonomy"@en ;
  skos:prefLabel "Data Format Taxonomy"@en ;
  a owl:NamedIndividual, skos:ConceptScheme .

omtd:PtbChunked
  rdfs:label "PTB-chunked"@en ;
  skos:prefLabel "PTB-chunked"@en ;
  a omtd:DataFormat, dc:MediaType, owl:NamedIndividual, skos:Concept ;
  skos:broader omtd:Ptb .