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/GAL_US-PER-DAY">
    <j.0:ucumCode rdf:datatype="http://qudt.org/schema/qudt/UCUMcs">[gal_us]/d</j.0:ucumCode>
    <rdfs:isDefinedBy rdf:resource="http://qudt.org/2.1/vocab/unit"/>
    <j.0:symbol>gal/day</j.0:symbol>
    <j.1:description rdf:datatype="http://qudt.org/schema/qudt/LatexString">"US Gallon per Day" is a unit for  'Volume Per Unit Time' expressed as \(gal/d\).</j.1:description>
    <j.0:uneceCommonCode>GB</j.0:uneceCommonCode>
    <j.0:hasDimensionVector rdf:resource="http://qudt.org/vocab/dimensionvector/A0E0L3I0M0H0T-1D0"/>
    <j.0:definedUnitOfSystem rdf:resource="http://qudt.org/vocab/sou/USCS"/>
    <rdf:type rdf:resource="http://qudt.org/schema/qudt/DerivedUnit"/>
    <rdfs:label xml:lang="en">US Gallon per Day</rdfs:label>
    <rdf:type rdf:resource="http://qudt.org/schema/qudt/Unit"/>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/USCS"/>
    <j.0:expression rdf:datatype="http://qudt.org/schema/qudt/LatexString">\(gal/d\)</j.0:expression>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/VolumePerUnitTime"/>
    <j.0:conversionMultiplier rdf:datatype="http://www.w3.org/2001/XMLSchema#decimal">0.0000000438126389</j.0:conversionMultiplier>
    <j.0:ucumCode rdf:datatype="http://qudt.org/schema/qudt/UCUMcs">[gal_us].d-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/GAL_US-PER-DAY>
  rdf:type <http://qudt.org/schema/qudt/DerivedUnit> ;
  rdf:type <http://qudt.org/schema/qudt/Unit> ;
  <http://purl.org/dc/terms/description> "\"US Gallon per Day\" is a unit for  'Volume Per Unit Time' expressed as \\(gal/d\\)."^^<http://qudt.org/schema/qudt/LatexString> ;
  <http://qudt.org/schema/qudt/applicableSystem> <http://qudt.org/vocab/sou/USCS> ;
  <http://qudt.org/schema/qudt/conversionMultiplier> 0.0000000438126389 ;
  <http://qudt.org/schema/qudt/definedUnitOfSystem> <http://qudt.org/vocab/sou/USCS> ;
  <http://qudt.org/schema/qudt/expression> "\\(gal/d\\)"^^<http://qudt.org/schema/qudt/LatexString> ;
  <http://qudt.org/schema/qudt/hasDimensionVector> <http://qudt.org/vocab/dimensionvector/A0E0L3I0M0H0T-1D0> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/VolumePerUnitTime> ;
  <http://qudt.org/schema/qudt/symbol> "gal/day" ;
  <http://qudt.org/schema/qudt/ucumCode> "[gal_us].d-1"^^<http://qudt.org/schema/qudt/UCUMcs> ;
  <http://qudt.org/schema/qudt/ucumCode> "[gal_us]/d"^^<http://qudt.org/schema/qudt/UCUMcs> ;
  <http://qudt.org/schema/qudt/uneceCommonCode> "GB" ;
  rdfs:isDefinedBy <http://qudt.org/2.1/vocab/unit> ;
  rdfs:label "US Gallon per Day"@en ;
.

{"resource":"US Gallon per Day" 
 ,"qname":"unit:GAL_US-PER-DAY" 
 ,"uri":"http:\/\/qudt.org\/vocab\/unit\/GAL_US-PER-DAY" 
 ,"properties":["applicable system":"sou:USCS" 
    ,"conversion multiplier":"0.0000000438126389" 
    ,"defined unit of system":"sou:USCS" 
    ,"description":"\"US Gallon per Day\" is a unit for  'Volume Per Unit Time' expressed as \\(gal\/d\\)." 
    ,"expression":"\\(gal\/d\\)" 
    ,"has dimension vector":"dimension:A0E0L3I0M0H0T-1D0" 
    ,"has quantity kind":"quantitykind:VolumePerUnitTime" 
    ,"isDefinedBy":"<http:\/\/qudt.org\/2.1\/vocab\/unit>" 
    ,"label":"US Gallon per Day" 
    ,"symbol":"gal\/day" 
    ,"type":"qudt:DerivedUnit" 
    ,"type":"qudt:Unit" 
    ,"ucum code":"[gal_us].d-1" 
    ,"ucum code":"[gal_us]\/d" 
    ,"unece common code":"GB" 
    ]}

{
  "@id" : "http://qudt.org/vocab/unit/GAL_US-PER-DAY",
  "@type" : [ "http://qudt.org/schema/qudt/DerivedUnit", "http://qudt.org/schema/qudt/Unit" ],
  "description" : "\"US Gallon per Day\" is a unit for  'Volume Per Unit Time' expressed as \\(gal/d\\).",
  "applicableSystem" : "http://qudt.org/vocab/sou/USCS",
  "conversionMultiplier" : "0.0000000438126389",
  "definedUnitOfSystem" : "http://qudt.org/vocab/sou/USCS",
  "expression" : "\\(gal/d\\)",
  "hasDimensionVector" : "http://qudt.org/vocab/dimensionvector/A0E0L3I0M0H0T-1D0",
  "hasQuantityKind" : "http://qudt.org/vocab/quantitykind/VolumePerUnitTime",
  "symbol" : "gal/day",
  "ucumCode" : [ "[gal_us]/d", "[gal_us].d-1" ],
  "uneceCommonCode" : "GB",
  "isDefinedBy" : "http://qudt.org/2.1/vocab/unit",
  "label" : {
    "@language" : "en",
    "@value" : "US Gallon per Day"
  },
  "@context" : {
    "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"
    },
    "description" : {
      "@id" : "http://purl.org/dc/terms/description",
      "@type" : "http://qudt.org/schema/qudt/LatexString"
    },
    "uneceCommonCode" : {
      "@id" : "http://qudt.org/schema/qudt/uneceCommonCode"
    },
    "hasDimensionVector" : {
      "@id" : "http://qudt.org/schema/qudt/hasDimensionVector",
      "@type" : "@id"
    },
    "definedUnitOfSystem" : {
      "@id" : "http://qudt.org/schema/qudt/definedUnitOfSystem",
      "@type" : "@id"
    },
    "label" : {
      "@id" : "http://www.w3.org/2000/01/rdf-schema#label"
    },
    "applicableSystem" : {
      "@id" : "http://qudt.org/schema/qudt/applicableSystem",
      "@type" : "@id"
    },
    "expression" : {
      "@id" : "http://qudt.org/schema/qudt/expression",
      "@type" : "http://qudt.org/schema/qudt/LatexString"
    },
    "hasQuantityKind" : {
      "@id" : "http://qudt.org/schema/qudt/hasQuantityKind",
      "@type" : "@id"
    },
    "conversionMultiplier" : {
      "@id" : "http://qudt.org/schema/qudt/conversionMultiplier",
      "@type" : "http://www.w3.org/2001/XMLSchema#decimal"
    },
    "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#"
  }
}