PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX foaf:    <http://xmlns.com/foaf/0.1/>
PREFIX owl:     <http://www.w3.org/2002/07/owl#>
PREFIX prov:    <http://www.w3.org/ns/prov#>
PREFIX qudt:    <http://qudt.org/schema/qudt/>
PREFIX rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs:    <http://www.w3.org/2000/01/rdf-schema#>
PREFIX skos:    <http://www.w3.org/2004/02/skos/core#>
PREFIX xsd:     <http://www.w3.org/2001/XMLSchema#>

<../attribute/mos#it>
        skos:notation   "MOS";
        skos:prefLabel  "Monitored"@en .

<../attribute/prm#it>
        skos:notation   "PRM";
        skos:prefLabel  "Permanent"@en .

<>      dcterms:license        <https://creativecommons.org/licenses/by/4.0/>;
        dcterms:references     <https://portal.dgiwg.org/files/68063>;
        dcterms:rights         "(C) Copyright DGIWG. Licensed under the terms in CC BY 4.0 (stated in DGIWG 206-3).";
        dcterms:rightsHolder   [ foaf:homepage  <https://dgiwg.org/>;
                                 foaf:name      "Defence Geospatial Information Working Group (DGIWG)"
                               ];
        prov:generatedAtTime   "2026-11-13T10:20:32Z"^^xsd:dateTime;
        prov:hadPrimarySource  <https://portal.dgiwg.org/files/?artifact_id=76200>;
        prov:wasAttributedTo   <../index#dgifwrap>;
        prov:wasGeneratedBy    <../index#conversion>;
        foaf:primaryTopic      <#it>;
        <../vocab#baseline>    "2026-1" .

<../attribute/sse#it>
        skos:notation   "SSE";
        skos:prefLabel  "Seasonal Ice Limit"@en .

<zi028#it>  skos:notation  "ZI028";
        skos:prefLabel  "Feature Entity"@en .

<../rwo/02735#it>  skos:notation  "RWO_02735";
        skos:prefLabel  "Polar Ice"@en .

<#it>   rdf:type              <../vocab#FeatureType> , rdfs:Class;
        rdfs:subClassOf       <zi028#it>;
        rdfs:subClassOf       [ rdf:type            owl:Restriction;
                                owl:maxCardinality  "1"^^xsd:nonNegativeInteger;
                                owl:onProperty      <../attribute/hgt#it>
                              ];
        rdfs:subClassOf       [ rdf:type            owl:Restriction;
                                owl:maxCardinality  "1"^^xsd:nonNegativeInteger;
                                owl:onProperty      <../attribute/sse#it>
                              ];
        rdfs:subClassOf       [ rdf:type            owl:Restriction;
                                owl:maxCardinality  "1"^^xsd:nonNegativeInteger;
                                owl:onProperty      <../attribute/mos#it>
                              ];
        rdfs:subClassOf       [ rdf:type            owl:Restriction;
                                owl:maxCardinality  "1"^^xsd:nonNegativeInteger;
                                owl:onProperty      <../attribute/prm#it>
                              ];
        rdfs:subClassOf       [ rdf:type            owl:Restriction;
                                owl:maxCardinality  "1"^^xsd:nonNegativeInteger;
                                owl:onProperty      <../attribute/pfh#it>
                              ];
        rdfs:subClassOf       [ rdf:type            owl:Restriction;
                                owl:maxCardinality  "1"^^xsd:nonNegativeInteger;
                                owl:onProperty      <../attribute/zvh#it>
                              ];
        dcterms:dateAccepted  "2013-10-18"^^xsd:date;
        skos:definition       "Sea ice that is more than one year old and more than 3 metres thick."@en;
        skos:notation         "BJ080";
        skos:prefLabel        "Polar Ice"@en;
        skos:scopeNote        "Sea ice is any form of ice which has originated from sea water."@en;
        <../vocab#geometryType>  "multisolid" , "curve" , "multipoint" , "surface" , "multicurve" , "multisurface" , "solid" , "point";
        <../vocab#name>       "PolarIce";
        <../vocab#rwoiTerm>   <../rwo/02735#it>;
        <../vocab#status>     "valid" .

<../attribute/zvh#it>
        skos:notation   "ZVH";
        skos:prefLabel  "Highest Elevation"@en .

<../attribute/hgt#it>
        skos:notation   "HGT";
        skos:prefLabel  "Height Above Surface Level"@en .

<../attribute/pfh#it>
        skos:notation   "PFH";
        skos:prefLabel  "Predominant Feature Height"@en .