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/PER-YR">
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/CGS-EMU"/>
    <j.0:plainTextDescription>reciprocal of the unit year</j.0:plainTextDescription>
    <j.0:hasDimensionVector rdf:resource="http://qudt.org/vocab/dimensionvector/A0E0L0I0M0H0T-1D0"/>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/CGS-GAUSS"/>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/USCS"/>
    <j.0:iec61360Code>0112/2///62720#UAB027</j.0:iec61360Code>
    <rdfs:label xml:lang="en">Reciprocal Year</rdfs:label>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/SI"/>
    <rdfs:isDefinedBy rdf:resource="http://qudt.org/2.1/vocab/unit"/>
    <j.0:uneceCommonCode>H09</j.0:uneceCommonCode>
    <j.0:symbol>/a</j.0:symbol>
    <j.0:conversionMultiplier rdf:datatype="http://www.w3.org/2001/XMLSchema#decimal">0.00000003168808781402895023702689684893655</j.0:conversionMultiplier>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/CGS"/>
    <j.0:conversionMultiplierSN rdf:datatype="http://www.w3.org/2001/XMLSchema#double">3.168808781402895023702689684893655E-8</j.0:conversionMultiplierSN>
    <j.0:ucumCode rdf:datatype="http://qudt.org/schema/qudt/UCUMcs">/a</j.0:ucumCode>
    <rdf:type rdf:resource="http://qudt.org/schema/qudt/Unit"/>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/IMPERIAL"/>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/Frequency"/>
    <j.1:description rdf:datatype="http://www.w3.org/1999/02/22-rdf-syntax-ns#HTML">reciprocal of the unit year</j.1:description>
    <j.0:exactMatch rdf:resource="http://qudt.org/vocab/unit/NUM-PER-YR"/>
    <j.0:ucumCode rdf:datatype="http://qudt.org/schema/qudt/UCUMcs">a-1</j.0:ucumCode>
  </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/PER-YR>
  rdf:type <http://qudt.org/schema/qudt/Unit> ;
  <http://purl.org/dc/terms/description> "reciprocal of the unit year"^^rdf:HTML ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/CGS> ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/CGS-EMU> ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/CGS-GAUSS> ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/IMPERIAL> ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/SI> ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/USCS> ;
  <http://qudt.org/schema/qudt/conversionMultiplier> 0.00000003168808781402895023702689684893655 ;
  <http://qudt.org/schema/qudt/conversionMultiplierSN> 3.168808781402895023702689684893655E-8 ;
  <http://qudt.org/schema/qudt/exactMatch> <http://qudt.org/vocab/unit/NUM-PER-YR> ;
  <http://qudt.org/schema/qudt/hasDimensionVector> <http://qudt.org/vocab/dimensionvector/A0E0L0I0M0H0T-1D0> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/Frequency> ;
  <http://qudt.org/schema/qudt/iec61360Code> "0112/2///62720#UAB027" ;
  <http://qudt.org/schema/qudt/plainTextDescription> "reciprocal of the unit year" ;
  <http://qudt.org/schema/qudt/symbol> "/a" ;
  <http://qudt.org/schema/qudt/ucumCode> "/a"^^<http://qudt.org/schema/qudt/UCUMcs> ;
  <http://qudt.org/schema/qudt/ucumCode> "a-1"^^<http://qudt.org/schema/qudt/UCUMcs> ;
  <http://qudt.org/schema/qudt/uneceCommonCode> "H09" ;
  rdfs:isDefinedBy <http://qudt.org/2.1/vocab/unit> ;
  rdfs:label "Reciprocal Year"@en ;
.

{"resource":"Reciprocal Year" 
 ,"qname":"unit:PER-YR" 
 ,"uri":"http:\/\/qudt.org\/vocab\/unit\/PER-YR" 
 ,"properties":["applicable system":"sou:CGS" 
    ,"applicable system":"sou:CGS-EMU" 
    ,"applicable system":"sou:CGS-GAUSS" 
    ,"applicable system":"sou:IMPERIAL" 
    ,"applicable system":"sou:SI" 
    ,"applicable system":"sou:USCS" 
    ,"conversion multiplier":"0.00000003168808781402895023702689684893655" 
    ,"conversion multiplier scientific":"3.168808781402895023702689684893655E-8" 
    ,"description":"reciprocal of the unit year" 
    ,"description (plain text)":"reciprocal of the unit year" 
    ,"exact match":"unit:NUM-PER-YR" 
    ,"has dimension vector":"dimension:A0E0L0I0M0H0T-1D0" 
    ,"has quantity kind":"quantitykind:Frequency" 
    ,"iec-61360 code":"0112\/2\/\/\/62720#UAB027" 
    ,"isDefinedBy":"<http:\/\/qudt.org\/2.1\/vocab\/unit>" 
    ,"label":"Reciprocal Year" 
    ,"symbol":"\/a" 
    ,"type":"qudt:Unit" 
    ,"ucum code":"\/a" 
    ,"ucum code":"a-1" 
    ,"unece common code":"H09" 
    ]}

{
  "@id" : "http://qudt.org/vocab/unit/PER-YR",
  "@type" : "http://qudt.org/schema/qudt/Unit",
  "description" : "reciprocal of the unit year",
  "applicableSystem" : [ "http://qudt.org/vocab/sou/CGS-EMU", "http://qudt.org/vocab/sou/CGS-GAUSS", "http://qudt.org/vocab/sou/USCS", "http://qudt.org/vocab/sou/SI", "http://qudt.org/vocab/sou/CGS", "http://qudt.org/vocab/sou/IMPERIAL" ],
  "conversionMultiplier" : "0.00000003168808781402895023702689684893655",
  "conversionMultiplier:SN" : 3.168808781402895E-8,
  "exactMatch" : "http://qudt.org/vocab/unit/NUM-PER-YR",
  "hasDimensionVector" : "http://qudt.org/vocab/dimensionvector/A0E0L0I0M0H0T-1D0",
  "hasQuantityKind" : "http://qudt.org/vocab/quantitykind/Frequency",
  "iec61360Code" : "0112/2///62720#UAB027",
  "plainTextDescription" : "reciprocal of the unit year",
  "symbol" : "/a",
  "ucumCode" : [ "/a", "a-1" ],
  "uneceCommonCode" : "H09",
  "isDefinedBy" : "http://qudt.org/2.1/vocab/unit",
  "label" : {
    "@language" : "en",
    "@value" : "Reciprocal Year"
  },
  "@context" : {
    "applicableSystem" : {
      "@id" : "http://qudt.org/schema/qudt/applicableSystem",
      "@type" : "@id"
    },
    "plainTextDescription" : {
      "@id" : "http://qudt.org/schema/qudt/plainTextDescription"
    },
    "hasDimensionVector" : {
      "@id" : "http://qudt.org/schema/qudt/hasDimensionVector",
      "@type" : "@id"
    },
    "iec61360Code" : {
      "@id" : "http://qudt.org/schema/qudt/iec61360Code"
    },
    "label" : {
      "@id" : "http://www.w3.org/2000/01/rdf-schema#label"
    },
    "isDefinedBy" : {
      "@id" : "http://www.w3.org/2000/01/rdf-schema#isDefinedBy",
      "@type" : "@id"
    },
    "uneceCommonCode" : {
      "@id" : "http://qudt.org/schema/qudt/uneceCommonCode"
    },
    "symbol" : {
      "@id" : "http://qudt.org/schema/qudt/symbol"
    },
    "conversionMultiplier" : {
      "@id" : "http://qudt.org/schema/qudt/conversionMultiplier",
      "@type" : "http://www.w3.org/2001/XMLSchema#decimal"
    },
    "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"
    },
    "hasQuantityKind" : {
      "@id" : "http://qudt.org/schema/qudt/hasQuantityKind",
      "@type" : "@id"
    },
    "description" : {
      "@id" : "http://purl.org/dc/terms/description",
      "@type" : "http://www.w3.org/1999/02/22-rdf-syntax-ns#HTML"
    },
    "exactMatch" : {
      "@id" : "http://qudt.org/schema/qudt/exactMatch",
      "@type" : "@id"
    },
    "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#"
  }
}