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/FT-PER-DAY">
    <j.0:conversionMultiplierSN rdf:datatype="http://www.w3.org/2001/XMLSchema#double">3.52777777777778E-6</j.0:conversionMultiplierSN>
    <rdfs:isDefinedBy rdf:resource="http://qudt.org/3.1.1/vocab/unit"/>
    <j.0:definedUnitOfSystem rdf:resource="http://qudt.org/vocab/sou/IMPERIAL"/>
    <j.0:hasFactorUnit rdf:nodeID="A0"/>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/LinearVelocity"/>
    <rdf:type rdf:resource="http://qudt.org/schema/qudt/Unit"/>
    <j.0:hasFactorUnit rdf:nodeID="A1"/>
    <j.0:expression rdf:datatype="http://qudt.org/schema/qudt/LatexString">$ft/d$</j.0:expression>
    <j.0:conversionMultiplier rdf:datatype="http://www.w3.org/2001/XMLSchema#decimal">0.00000352777777777778</j.0:conversionMultiplier>
    <j.0:definedUnitOfSystem rdf:resource="http://qudt.org/vocab/sou/USCS"/>
    <j.0:ucumCode rdf:datatype="http://qudt.org/schema/qudt/UCUMcs">[ft_i]/d</j.0:ucumCode>
    <j.0:symbol>ft/d</j.0:symbol>
    <j.0:hasQuantityKind rdf:resource="http://qudt.org/vocab/quantitykind/Velocity"/>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/IMPERIAL"/>
    <j.0:hasDimensionVector rdf:resource="http://qudt.org/vocab/dimensionvector/A0E0L1I0M0H0T-1D0"/>
    <j.1:description rdf:datatype="http://qudt.org/schema/qudt/LatexString">"Foot per Day" is an Imperial unit for  'Linear Velocity' expressed as $ft/d$.</j.1:description>
    <j.0:ucumCode rdf:datatype="http://qudt.org/schema/qudt/UCUMcs">[ft_i].d-1</j.0:ucumCode>
    <j.0:applicableSystem rdf:resource="http://qudt.org/vocab/sou/USCS"/>
    <rdfs:label xml:lang="en">Foot per Day</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/FT-PER-DAY>
  rdf:type <http://qudt.org/schema/qudt/Unit> ;
  <http://purl.org/dc/terms/description> "\"Foot per Day\" is an Imperial unit for  'Linear Velocity' expressed as $ft/d$."^^<http://qudt.org/schema/qudt/LatexString> ;
  <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> 0.00000352777777777778 ;
  <http://qudt.org/schema/qudt/conversionMultiplierSN> 3.52777777777778E-6 ;
  <http://qudt.org/schema/qudt/definedUnitOfSystem> <http://qudt.org/vocab/sou/IMPERIAL> ;
  <http://qudt.org/schema/qudt/definedUnitOfSystem> <http://qudt.org/vocab/sou/USCS> ;
  <http://qudt.org/schema/qudt/expression> "$ft/d$"^^<http://qudt.org/schema/qudt/LatexString> ;
  <http://qudt.org/schema/qudt/hasDimensionVector> <http://qudt.org/vocab/dimensionvector/A0E0L1I0M0H0T-1D0> ;
  <http://qudt.org/schema/qudt/hasFactorUnit> [] ;
  <http://qudt.org/schema/qudt/hasFactorUnit> [] ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/LinearVelocity> ;
  <http://qudt.org/schema/qudt/hasQuantityKind> <http://qudt.org/vocab/quantitykind/Velocity> ;
  <http://qudt.org/schema/qudt/symbol> "ft/d" ;
  <http://qudt.org/schema/qudt/ucumCode> "[ft_i].d-1"^^<http://qudt.org/schema/qudt/UCUMcs> ;
  <http://qudt.org/schema/qudt/ucumCode> "[ft_i]/d"^^<http://qudt.org/schema/qudt/UCUMcs> ;
  rdfs:isDefinedBy <http://qudt.org/3.1.1/vocab/unit> ;
  rdfs:label "Foot per Day"@en ;
.

{"resource":"Foot per Day" 
 ,"qname":"unit:FT-PER-DAY" 
 ,"uri":"http:\/\/qudt.org\/vocab\/unit\/FT-PER-DAY" 
 ,"properties":["applicable system":"sou:IMPERIAL" 
    ,"applicable system":"sou:USCS" 
    ,"conversion multiplier":"0.00000352777777777778" 
    ,"conversion multiplier scientific":"3.52777777777778E-6" 
    ,"defined unit of system":"sou:IMPERIAL" 
    ,"defined unit of system":"sou:USCS" 
    ,"description":"\"Foot per Day\" is an Imperial unit for  'Linear Velocity' expressed as $ft\/d$." 
    ,"expression":"$ft\/d$" 
    ,"has dimension vector":"dimension:A0E0L1I0M0H0T-1D0" 
    ,"has quantity kind":"quantitykind:LinearVelocity" 
    ,"has quantity kind":"quantitykind:Velocity" 
    ,"hasFactorUnit":null 
    ,"hasFactorUnit":null 
    ,"isDefinedBy":"<http:\/\/qudt.org\/3.1.1\/vocab\/unit>" 
    ,"label":"Foot per Day" 
    ,"symbol":"ft\/d" 
    ,"type":"qudt:Unit" 
    ,"ucum code":"[ft_i].d-1" 
    ,"ucum code":"[ft_i]\/d" 
    ]}

{
  "@id" : "http://qudt.org/vocab/unit/FT-PER-DAY",
  "@type" : "http://qudt.org/schema/qudt/Unit",
  "description" : "\"Foot per Day\" is an Imperial unit for  'Linear Velocity' expressed as $ft/d$.",
  "applicableSystem" : [ "http://qudt.org/vocab/sou/IMPERIAL", "http://qudt.org/vocab/sou/USCS" ],
  "conversionMultiplier" : "0.00000352777777777778",
  "conversionMultiplier:SN" : 3.52777777777778E-6,
  "definedUnitOfSystem" : [ "http://qudt.org/vocab/sou/IMPERIAL", "http://qudt.org/vocab/sou/USCS" ],
  "expression" : "$ft/d$",
  "hasDimensionVector" : "http://qudt.org/vocab/dimensionvector/A0E0L1I0M0H0T-1D0",
  "hasFactorUnit" : [ "_:b0", "_:b1" ],
  "hasQuantityKind" : [ "http://qudt.org/vocab/quantitykind/LinearVelocity", "http://qudt.org/vocab/quantitykind/Velocity" ],
  "symbol" : "ft/d",
  "ucumCode" : [ "[ft_i]/d", "[ft_i].d-1" ],
  "isDefinedBy" : "http://qudt.org/3.1.1/vocab/unit",
  "label" : {
    "@language" : "en",
    "@value" : "Foot per Day"
  },
  "@context" : {
    "conversionMultiplierSN" : {
      "@id" : "http://qudt.org/schema/qudt/conversionMultiplierSN",
      "@type" : "http://www.w3.org/2001/XMLSchema#double"
    },
    "isDefinedBy" : {
      "@id" : "http://www.w3.org/2000/01/rdf-schema#isDefinedBy",
      "@type" : "@id"
    },
    "definedUnitOfSystem" : {
      "@id" : "http://qudt.org/schema/qudt/definedUnitOfSystem",
      "@type" : "@id"
    },
    "hasFactorUnit" : {
      "@id" : "http://qudt.org/schema/qudt/hasFactorUnit",
      "@type" : "@id"
    },
    "hasQuantityKind" : {
      "@id" : "http://qudt.org/schema/qudt/hasQuantityKind",
      "@type" : "@id"
    },
    "expression" : {
      "@id" : "http://qudt.org/schema/qudt/expression",
      "@type" : "http://qudt.org/schema/qudt/LatexString"
    },
    "conversionMultiplier" : {
      "@id" : "http://qudt.org/schema/qudt/conversionMultiplier",
      "@type" : "http://www.w3.org/2001/XMLSchema#decimal"
    },
    "ucumCode" : {
      "@id" : "http://qudt.org/schema/qudt/ucumCode",
      "@type" : "http://qudt.org/schema/qudt/UCUMcs"
    },
    "symbol" : {
      "@id" : "http://qudt.org/schema/qudt/symbol"
    },
    "applicableSystem" : {
      "@id" : "http://qudt.org/schema/qudt/applicableSystem",
      "@type" : "@id"
    },
    "hasDimensionVector" : {
      "@id" : "http://qudt.org/schema/qudt/hasDimensionVector",
      "@type" : "@id"
    },
    "description" : {
      "@id" : "http://purl.org/dc/terms/description",
      "@type" : "http://qudt.org/schema/qudt/LatexString"
    },
    "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#"
  }
}