@prefix skos: . @prefix dc: . @prefix xsd: . skos:prefLabel "struvite"@fr, "struvite"@en ; a skos:Concept ; skos:related . a skos:Concept ; dc:modified "2016-06-21"^^xsd:date ; skos:exactMatch , ; skos:related ; skos:topConceptOf , ; skos:inScheme , ; skos:prefLabel "minéralogie"@fr, "mineralogy"@en . skos:prefLabel "Thesaurus Irstea (thesor)"@fr ; a skos:ConceptScheme ; skos:hasTopConcept . skos:prefLabel "sol géologie (microthesaurus)"@fr ; a skos:ConceptScheme ; skos:hasTopConcept .