Work in progress

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    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/"
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    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/IN4">
    <j.0:hasDimensionVector rdf:resource="http://qudt.org/vocab/dimensionvector/A0E0L4I0M0H0T0D0"/>
    <rdf:type rdf:resource="http://qudt.org/schema/qudt/Unit"/>
    <j.0:ucumCode rdf:datatype="http://qudt.org/schema/qudt/UCUMcs">[in_i]4</j.0:ucumCode>
    <j.0:conversionMultiplierSN rdf:datatype="http://www.w3.org/2001/XMLSchema#double">4.162314E-7</j.0:conversionMultiplierSN>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/SecondAxialMomentOfArea"/>
    <rdfs:isDefinedBy rdf:resource="http://qudt.org/2.1/vocab/unit"/>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/SecondMomentOfArea"/>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/USCS"/>
    <j.0:conversionMultiplier rdf:datatype="http://www.w3.org/2001/XMLSchema#decimal">0.0000004162314</j.0:conversionMultiplier>
    <j.1:description rdf:datatype="http://www.w3.org/1999/02/22-rdf-syntax-ns#HTML">power of the unit inch according to the Anglo-American and the Imperial system of units with the exponent 4</j.1:description>
    <j.0:iec61360Code>0112/2///62720#UAA545</j.0:iec61360Code>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/IMPERIAL"/>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/SecondPolarMomentOfArea"/>
    <rdfs:label xml:lang="en">Quartic Inch</rdfs:label>
    <j.0:uneceCommonCode>D69</j.0:uneceCommonCode>
    <j.0:symbol>in⁴</j.0:symbol>
    <j.0:plainTextDescription>power of the unit inch according to the Anglo-American and the Imperial system of units with the exponent 4</j.0:plainTextDescription>
  </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/IN4>
  rdf:type <http://qudt.org/schema/qudt/Unit> ;
  <http://purl.org/dc/terms/description> "power of the unit inch according to the Anglo-American and the Imperial system of units with the exponent 4"^^rdf:HTML ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/IMPERIAL> ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/USCS> ;
  <http://qudt.org/schema/qudt/conversionMultiplier> 0.0000004162314 ;
  <http://qudt.org/schema/qudt/conversionMultiplierSN> 4.162314E-7 ;
  <http://qudt.org/schema/qudt/hasDimensionVector> <http://qudt.org/vocab/dimensionvector/A0E0L4I0M0H0T0D0> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/SecondAxialMomentOfArea> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/SecondMomentOfArea> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/SecondPolarMomentOfArea> ;
  <http://qudt.org/schema/qudt/iec61360Code> "0112/2///62720#UAA545" ;
  <http://qudt.org/schema/qudt/plainTextDescription> "power of the unit inch according to the Anglo-American and the Imperial system of units with the exponent 4" ;
  <http://qudt.org/schema/qudt/symbol> "in⁴" ;
  <http://qudt.org/schema/qudt/ucumCode> "[in_i]4"^^<http://qudt.org/schema/qudt/UCUMcs> ;
  <http://qudt.org/schema/qudt/uneceCommonCode> "D69" ;
  rdfs:isDefinedBy <http://qudt.org/2.1/vocab/unit> ;
  rdfs:label "Quartic Inch"@en ;
.

{"resource":"Quartic Inch" 
 ,"qname":"unit:IN4" 
 ,"uri":"http:\/\/qudt.org\/vocab\/unit\/IN4" 
 ,"properties":["applicable system":"sou:IMPERIAL" 
    ,"applicable system":"sou:USCS" 
    ,"conversion multiplier":"0.0000004162314" 
    ,"conversion multiplier scientific":"4.162314E-7" 
    ,"description":"power of the unit inch according to the Anglo-American and the Imperial system of units with the exponent 4" 
    ,"description (plain text)":"power of the unit inch according to the Anglo-American and the Imperial system of units with the exponent 4" 
    ,"has dimension vector":"dimension:A0E0L4I0M0H0T0D0" 
    ,"has quantity kind":"quantitykind:SecondAxialMomentOfArea" 
    ,"has quantity kind":"quantitykind:SecondMomentOfArea" 
    ,"has quantity kind":"quantitykind:SecondPolarMomentOfArea" 
    ,"iec-61360 code":"0112\/2\/\/\/62720#UAA545" 
    ,"isDefinedBy":"<http:\/\/qudt.org\/2.1\/vocab\/unit>" 
    ,"label":"Quartic Inch" 
    ,"symbol":"in\u2074" 
    ,"type":"qudt:Unit" 
    ,"ucum code":"[in_i]4" 
    ,"unece common code":"D69" 
    ]}

{
  "@id" : "http://qudt.org/vocab/unit/IN4",
  "@type" : "http://qudt.org/schema/qudt/Unit",
  "description" : "power of the unit inch according to the Anglo-American and the Imperial system of units with the exponent 4",
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  "iec61360Code" : "0112/2///62720#UAA545",
  "plainTextDescription" : "power of the unit inch according to the Anglo-American and the Imperial system of units with the exponent 4",
  "symbol" : "in⁴",
  "ucumCode" : "[in_i]4",
  "uneceCommonCode" : "D69",
  "isDefinedBy" : "http://qudt.org/2.1/vocab/unit",
  "label" : {
    "@language" : "en",
    "@value" : "Quartic Inch"
  },
  "@context" : {
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    },
    "description" : {
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      "@type" : "http://www.w3.org/1999/02/22-rdf-syntax-ns#HTML"
    },
    "iec61360Code" : {
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    "uneceCommonCode" : {
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    "symbol" : {
      "@id" : "http://qudt.org/schema/qudt/symbol"
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    "plainTextDescription" : {
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}