@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix unece: <https://test.uncefact.org/vocabulary/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://test.uncefact.org/vocabulary/unit-of-measure/kind/area> a skos:Collection ;
    rdfs:label "Area units"@en ;
    skos:definition "Units of measure grouped by quantity kind: area."@en ;
    skos:member <https://test.uncefact.org/vocabulary/unit-of-measure/ACR>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/ARE>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/CMK>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/DAA>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/DMK>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/FTK>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/H16>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/H18>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/H30>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/H59>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/HAR>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/INK>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/KMK>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/M47>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/M48>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/MIK>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/MMK>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/MTK>,
        <https://test.uncefact.org/vocabulary/unit-of-measure/YDK> .

<https://test.uncefact.org/vocabulary/unit-of-measure/ACR> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/AC> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "ACR" ;
    skos:prefLabel "acre"@en ;
    unece:conversionMultiplier 4046.8564224 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "[acr_br]" ;
    unece:unitSymbol "acre" .

<https://test.uncefact.org/vocabulary/unit-of-measure/ARE> a skos:Concept ;
    owl:deprecated true ;
    skos:definition "Synonym: square decametre"@en ;
    skos:exactMatch <http://qudt.org/vocab/unit/ARE> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "ARE" ;
    skos:prefLabel "are"@en ;
    unece:conversionMultiplier 100.0 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "ar" ;
    unece:unitSymbol "a" .

<https://test.uncefact.org/vocabulary/unit-of-measure/CMK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/CentiM2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "CMK" ;
    skos:prefLabel "square centimetre"@en ;
    unece:conversionMultiplier 0.0001 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "cm2" ;
    unece:unitSymbol "cm²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/DAA> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/DecaARE> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "DAA" ;
    skos:prefLabel "decare"@en ;
    unece:conversionMultiplier 1000.0 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "daar" ;
    unece:unitSymbol "daa" .

<https://test.uncefact.org/vocabulary/unit-of-measure/DMK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/DeciM2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "DMK" ;
    skos:prefLabel "square decimetre"@en ;
    unece:conversionMultiplier 0.01 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "dm2" ;
    unece:unitSymbol "dm²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/FTK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/FT2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "FTK" ;
    skos:prefLabel "square foot"@en ;
    unece:conversionMultiplier 0.09290304 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "[ft_i]2" ;
    unece:unitSymbol "ft²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/H16> a skos:Concept ;
    skos:definition "Synonym: are"@en ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "H16" ;
    skos:prefLabel "square decametre"@en ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:unitSymbol "dam²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/H18> a skos:Concept ;
    skos:definition "Synonym: hectare"@en ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "H18" ;
    skos:prefLabel "square hectometre"@en ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:unitSymbol "hm²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/H30> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/MicroM2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "H30" ;
    skos:prefLabel "square micrometre (square micron)"@en ;
    unece:conversionMultiplier 1e-12 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "um2" ;
    unece:unitSymbol "µm²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/H59> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/M2-PER-N> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "H59" ;
    skos:prefLabel "square metre per newton"@en ;
    unece:conversionMultiplier 1.0 ;
    unece:dimensionVector "L1 M-1 T2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "m2.N-1" ;
    unece:unitSymbol "m²/N" .

<https://test.uncefact.org/vocabulary/unit-of-measure/HAR> a skos:Concept ;
    owl:deprecated true ;
    skos:definition "Synonym: square hectometre"@en ;
    skos:exactMatch <http://qudt.org/vocab/unit/HA> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "HAR" ;
    skos:prefLabel "hectare"@en ;
    unece:conversionMultiplier 10000.0 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "har" ;
    unece:unitSymbol "ha" .

<https://test.uncefact.org/vocabulary/unit-of-measure/INK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/IN2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "INK" ;
    skos:prefLabel "square inch"@en ;
    unece:conversionMultiplier 0.00064516 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "[in_i]2" ;
    unece:unitSymbol "in²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/KMK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/KiloM2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "KMK" ;
    skos:prefLabel "square kilometre"@en ;
    unece:conversionMultiplier 1000000.0 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "km2" ;
    unece:unitSymbol "km²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/M47> a skos:Concept ;
    skos:definition "Unit of an area, of which the size is given by a diameter of length of 1 mm (0,001 in) based on the formula: area = p·(diameter/2)²."@en ;
    skos:exactMatch <http://qudt.org/vocab/unit/MIL_Circ> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "M47" ;
    skos:prefLabel "circular mil"@en ;
    unece:conversionMultiplier 5.067075e-10 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "[cml_i]" ;
    unece:unitSymbol "cmil" .

<https://test.uncefact.org/vocabulary/unit-of-measure/M48> a skos:Concept ;
    skos:definition "Unit of the area, which is mainly common in the agriculture and forestry."@en ;
    skos:exactMatch <http://qudt.org/vocab/unit/MI2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "M48" ;
    skos:prefLabel "square mile (based on U.S. survey foot)"@en ;
    unece:conversionMultiplier 2589997.766409 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "[mi_i]2" ;
    unece:unitSymbol "mi² (US survey)" .

<https://test.uncefact.org/vocabulary/unit-of-measure/MIK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/MI2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "MIK" ;
    skos:prefLabel "square mile (statute mile)"@en ;
    unece:conversionMultiplier 2589997.766409 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "[mi_i]2" ;
    unece:unitSymbol "mi²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/MMK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/MilliM2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "MMK" ;
    skos:prefLabel "square millimetre"@en ;
    unece:conversionMultiplier 1e-06 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "mm2" ;
    unece:unitSymbol "mm²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/MTK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/M2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "MTK" ;
    skos:prefLabel "square metre"@en ;
    unece:conversionMultiplier 1.0 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en,
        "atomic attenuation coefficient"@en,
        "cross-section"@en,
        "equivalent absorption area of a surface or object"@en,
        "nuclear quadrupole moment"@en,
        "slowing down area, diffusion area, migration area"@en ;
    unece:rec20Sector "Acoustics"@en,
        "Atomic and Nuclear Physics"@en,
        "Nuclear Reactions and Ionizing Radiations"@en,
        "Space and Time"@en ;
    unece:ucumCode "m2" ;
    unece:unitSymbol "m²" .

<https://test.uncefact.org/vocabulary/unit-of-measure/YDK> a skos:Concept ;
    skos:exactMatch <http://qudt.org/vocab/unit/YD2> ;
    skos:inScheme unece:unit-of-measure ;
    skos:notation "YDK" ;
    skos:prefLabel "square yard"@en ;
    unece:conversionMultiplier 0.83612736 ;
    unece:dimensionVector "L2" ;
    unece:rec20Quantity "area"@en ;
    unece:rec20Sector "Space and Time"@en ;
    unece:ucumCode "[syd_i]" ;
    unece:unitSymbol "yd²" .