Work in progress

<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:j.0="http://qudt.org/schema/qudt/"
    xmlns:j.1="http://purl.org/dc/terms/"
    xmlns:owl="http://www.w3.org/2002/07/owl#"
    xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema#" > 
  <rdf:Description rdf:about="http://qudt.org/vocab/unit/KiloM2">
    <j.0:hasDimensionVector rdf:resource="http://qudt.org/vocab/dimensionvector/A0E0L2I0M0H0T0D0"/>
    <j.0:iec61360Code>0112/2///62720#UAA639</j.0:iec61360Code>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/Area"/>
    <j.0:conversionMultiplierSN rdf:datatype="http://www.w3.org/2001/XMLSchema#double">1.0E6</j.0:conversionMultiplierSN>
    <j.0:ucumCode rdf:datatype="http://qudt.org/schema/qudt/UCUMcs">km2</j.0:ucumCode>
    <rdfs:isDefinedBy rdf:resource="http://qudt.org/2.1/vocab/unit"/>
    <rdf:type rdf:resource="http://qudt.org/schema/qudt/Unit"/>
    <j.0:symbol>km²</j.0:symbol>
    <j.0:uneceCommonCode>KMK</j.0:uneceCommonCode>
    <j.0:conversionMultiplier rdf:datatype="http://www.w3.org/2001/XMLSchema#decimal">1000000.0</j.0:conversionMultiplier>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/NuclearQuadrupoleMoment"/>
    <j.1:description>1,000,000-fold of the power of the SI base unit metre with the exponent 2</j.1:description>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/HydraulicPermeability"/>
    <rdfs:label>square kilometre</rdfs:label>
  </rdf:Description>
</rdf:RDF>

@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<http://qudt.org/vocab/unit/KiloM2>
  rdf:type <http://qudt.org/schema/qudt/Unit> ;
  <http://purl.org/dc/terms/description> "1,000,000-fold of the power of the SI base unit metre with the exponent 2" ;
  <http://qudt.org/schema/qudt/conversionMultiplier> 1000000.0 ;
  <http://qudt.org/schema/qudt/conversionMultiplierSN> 1.0E6 ;
  <http://qudt.org/schema/qudt/hasDimensionVector> <http://qudt.org/vocab/dimensionvector/A0E0L2I0M0H0T0D0> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/Area> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/HydraulicPermeability> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/NuclearQuadrupoleMoment> ;
  <http://qudt.org/schema/qudt/iec61360Code> "0112/2///62720#UAA639" ;
  <http://qudt.org/schema/qudt/symbol> "km²" ;
  <http://qudt.org/schema/qudt/ucumCode> "km2"^^<http://qudt.org/schema/qudt/UCUMcs> ;
  <http://qudt.org/schema/qudt/uneceCommonCode> "KMK" ;
  rdfs:isDefinedBy <http://qudt.org/2.1/vocab/unit> ;
  rdfs:label "square kilometre" ;
.

{"resource":"square kilometre" 
 ,"qname":"unit:KiloM2" 
 ,"uri":"http:\/\/qudt.org\/vocab\/unit\/KiloM2" 
 ,"properties":["conversion multiplier":"1000000.0" 
    ,"conversion multiplier scientific":"1.0E6" 
    ,"description":"1,000,000-fold of the power of the SI base unit metre with the exponent 2" 
    ,"has dimension vector":"dimension:A0E0L2I0M0H0T0D0" 
    ,"has quantity kind":"quantitykind:Area" 
    ,"has quantity kind":"quantitykind:HydraulicPermeability" 
    ,"has quantity kind":"quantitykind:NuclearQuadrupoleMoment" 
    ,"iec-61360 code":"0112\/2\/\/\/62720#UAA639" 
    ,"isDefinedBy":"<http:\/\/qudt.org\/2.1\/vocab\/unit>" 
    ,"label":"square kilometre" 
    ,"symbol":"km²" 
    ,"type":"qudt:Unit" 
    ,"ucum code":"km2" 
    ,"unece common code":"KMK" 
    ]}

{
  "@id" : "http://qudt.org/vocab/unit/KiloM2",
  "@type" : "http://qudt.org/schema/qudt/Unit",
  "description" : "1,000,000-fold of the power of the SI base unit metre with the exponent 2",
  "conversionMultiplier" : "1000000.0",
  "conversionMultiplier:SN" : 1000000.0,
  "hasDimensionVector" : "http://qudt.org/vocab/dimensionvector/A0E0L2I0M0H0T0D0",
  "hasQuantityKind" : [ "http://qudt.org/vocab/quantitykind/Area", "http://qudt.org/vocab/quantitykind/NuclearQuadrupoleMoment", "http://qudt.org/vocab/quantitykind/HydraulicPermeability" ],
  "iec61360Code" : "0112/2///62720#UAA639",
  "symbol" : "km²",
  "ucumCode" : "km2",
  "uneceCommonCode" : "KMK",
  "isDefinedBy" : "http://qudt.org/2.1/vocab/unit",
  "label" : "square kilometre",
  "@context" : {
    "hasDimensionVector" : {
      "@id" : "http://qudt.org/schema/qudt/hasDimensionVector",
      "@type" : "@id"
    },
    "iec61360Code" : {
      "@id" : "http://qudt.org/schema/qudt/iec61360Code"
    },
    "hasQuantityKind" : {
      "@id" : "http://qudt.org/schema/qudt/hasQuantityKind",
      "@type" : "@id"
    },
    "conversionMultiplierSN" : {
      "@id" : "http://qudt.org/schema/qudt/conversionMultiplierSN",
      "@type" : "http://www.w3.org/2001/XMLSchema#double"
    },
    "ucumCode" : {
      "@id" : "http://qudt.org/schema/qudt/ucumCode",
      "@type" : "http://qudt.org/schema/qudt/UCUMcs"
    },
    "isDefinedBy" : {
      "@id" : "http://www.w3.org/2000/01/rdf-schema#isDefinedBy",
      "@type" : "@id"
    },
    "symbol" : {
      "@id" : "http://qudt.org/schema/qudt/symbol"
    },
    "uneceCommonCode" : {
      "@id" : "http://qudt.org/schema/qudt/uneceCommonCode"
    },
    "conversionMultiplier" : {
      "@id" : "http://qudt.org/schema/qudt/conversionMultiplier",
      "@type" : "http://www.w3.org/2001/XMLSchema#decimal"
    },
    "description" : {
      "@id" : "http://purl.org/dc/terms/description"
    },
    "label" : {
      "@id" : "http://www.w3.org/2000/01/rdf-schema#label"
    },
    "rdf" : "http://www.w3.org/1999/02/22-rdf-syntax-ns#",
    "owl" : "http://www.w3.org/2002/07/owl#",
    "xsd" : "http://www.w3.org/2001/XMLSchema#",
    "rdfs" : "http://www.w3.org/2000/01/rdf-schema#"
  }
}