@prefix theia_ozcar_thesaurus: <https://w3id.org/ozcar-theia/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

theia_ozcar_thesaurus:c_c2c513c5
  skos:narrower theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept ;
  skos:prefLabel "Chemical entity"@en .

theia_ozcar_thesaurus:c_85ad7b7f
  skos:broader theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:prefLabel "Calcium(2+)"@en .

theia_ozcar_thesaurus:c_92375d4d
  skos:broader theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:prefLabel "Hydrogencarbonate"@en .

theia_ozcar_thesaurus:c_845d2d67
  skos:broader theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:prefLabel "Chloride"@en .

theia_ozcar_thesaurus:c_4e7a1280
  skos:broader theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:prefLabel "Magnesium(2+)"@en .

theia_ozcar_thesaurus:c_e18949c8
  skos:broader theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:prefLabel "Nitrate"@en .

theia_ozcar_thesaurus:c_7e126d70
  skos:broader theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:prefLabel "Potassium(1+)"@en .

theia_ozcar_thesaurus:c_eec0d44b
  skos:broader theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:prefLabel "Sodium(1+)"@en .

theia_ozcar_thesaurus:c_937b2fe8
  skos:broader theia_ozcar_thesaurus:c_146414a0 ;
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:prefLabel "Sulfate"@en .

theia_ozcar_thesaurus:c_146414a0
  a skos:Concept, <https://w3id.org/iadopt/ont/Entity> ;
  skos:definition theia_ozcar_thesaurus:def_63104b3d ;
  skos:inScheme theia_ozcar_thesaurus: ;
  skos:prefLabel "Major ions"@en ;
  skos:broader theia_ozcar_thesaurus:c_c2c513c5 ;
  skos:narrower theia_ozcar_thesaurus:c_85ad7b7f, theia_ozcar_thesaurus:c_92375d4d, theia_ozcar_thesaurus:c_845d2d67, theia_ozcar_thesaurus:c_4e7a1280, theia_ozcar_thesaurus:c_e18949c8, theia_ozcar_thesaurus:c_7e126d70, theia_ozcar_thesaurus:c_eec0d44b, theia_ozcar_thesaurus:c_937b2fe8 ;
  dc:modified "2023-05-12T15:06:54"^^xsd:dateTime .

rdf:type
  rdfs:label "type" ;
  rdfs:comment "The subject is an instance of a class." .

skos:Concept
  a owl:Class ;
  rdfs:label "Concept"@en, "SKOS Concept"@en .

<https://w3id.org/iadopt/ont/Entity>
  a owl:Class ;
  rdfs:label "Entity" .

skos:definition
  rdfs:label "definition"@en ;
  skos:definition "A statement or formal explanation of the meaning of a concept."@en ;
  rdfs:subPropertyOf skos:note .

theia_ozcar_thesaurus:def_63104b3d
  rdf:value "Major ions are the positively and negatively charged ions present in natural waters at levels in the parts per million and higher range (for example, chloride, bromide, and sulfate anions). These are the constituents that contribute to the amount of total and dissolved solids and specific conductance in waters. "@en ;
  dc:source <https://www.usgs.gov/labs/national-water-quality-laboratory/science/science-topics/major-ions> .

skos:inScheme
  rdfs:label "is in scheme"@en ;
  skos:definition "Relates a resource (for example a concept) to a concept scheme in which it is included."@en .

theia_ozcar_thesaurus: a owl:Ontology, skos:ConceptScheme .
skos:prefLabel
  rdfs:label "preferred label"@en ;
  rdfs:comment "A resource has no more than one value of skos:prefLabel per language tag, and no more than one value of skos:prefLabel without language tag."@en, "The range of skos:prefLabel is the class of RDF plain literals."@en, """skos:prefLabel, skos:altLabel and skos:hiddenLabel are pairwise
      disjoint properties."""@en ;
  skos:definition "The preferred lexical label for a resource, in a given language."@en ;
  rdfs:subPropertyOf rdfs:label .

skos:broader
  rdfs:label "has broader"@en ;
  rdfs:comment "Broader concepts are typically rendered as parents in a concept hierarchy (tree)."@en ;
  skos:definition "Relates a concept to a concept that is more general in meaning."@en ;
  rdfs:subPropertyOf skos:broaderTransitive .

skos:narrower
  rdfs:label "has narrower"@en ;
  rdfs:comment "Narrower concepts are typically rendered as children in a concept hierarchy (tree)."@en ;
  skos:definition "Relates a concept to a concept that is more specific in meaning."@en ;
  rdfs:subPropertyOf skos:narrowerTransitive .