@prefix qudt:  <http://qudt.org/schema/qudt#> .
@prefix ssd:   <http://www.w3.org/ns/sparql-service-description#> .
@prefix owl:   <http://www.w3.org/2002/07/owl#> .
@prefix xsd:   <http://www.w3.org/2001/XMLSchema#> .
@prefix skos:  <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs:  <http://www.w3.org/2000/01/rdf-schema#> .
@prefix qudt-unit: <http://qudt.org/vocab/unit#> .
@prefix qb:    <http://purl.org/linked-data/cube#> .
@prefix dgu:   <http://reference.data.gov.uk/def/reference/> .
@prefix ui:    <http://purl.org/linked-data/registry-ui#> .
@prefix dct:   <http://purl.org/dc/terms/> .
@prefix reg:   <http://purl.org/linked-data/registry#> .
@prefix qudt-quantity: <http://qudt.org/vocab/quantity#> .
@prefix grib2-parameter: <http://codes.wmo.int/grib2/schema/parameter/> .
@prefix api:   <http://purl.org/linked-data/api/vocab#> .
@prefix vann:  <http://purl.org/vocab/vann/> .
@prefix prov:  <http://www.w3.org/ns/prov#> .
@prefix foaf:  <http://xmlns.com/foaf/0.1/> .
@prefix common-unit: <http://codes.wmo.int/common/schema/unit/> .
@prefix cc:    <http://creativecommons.org/ns#> .
@prefix grib2-core: <http://codes.wmo.int/grib2/schema/core/> .
@prefix void:  <http://rdfs.org/ns/void#> .
@prefix version: <http://purl.org/linked-data/version#> .
@prefix bufr4-core: <http://codes.wmo.int/bufr4/schema/core/> .
@prefix rdf:   <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix ldp:   <http://www.w3.org/ns/ldp#> .
@prefix time:  <http://www.w3.org/2006/time#> .
@prefix qudt-dimension: <http://qudt.org/vocab/dimension#> .
@prefix vs:    <http://www.w3.org/2003/06/sw-vocab-status/ns#> .
@prefix common-core: <http://codes.wmo.int/common/schema/core/> .
@prefix dc:    <http://purl.org/dc/elements/1.1/> .

<http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/hydrology>
        a                      reg:Register , skos:Collection , ldp:Container ;
        rdfs:label             "hydrology" ;
        dct:description        "Hydrology" ;
        dct:modified           "2026-01-06T15:17:35.167Z"^^xsd:dateTime ;
        reg:status             reg:statusStable ;
        owl:versionInfo        3 ;
        ldp:hasMemberRelation  skos:member .

<http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/space-weather>
        a                      reg:Register , ldp:Container , skos:Collection ;
        rdfs:label             "space-weather" ;
        dct:description        "Space Weather" ;
        dct:modified           "2026-01-06T15:17:35.03Z"^^xsd:dateTime ;
        reg:status             reg:statusStable ;
        reg:subregister        <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/space-weather/space-based-observations> ;
        owl:versionInfo        4 ;
        ldp:hasMemberRelation  skos:member .

<http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/atmospheric-composition>
        a                      ldp:Container , reg:Register , skos:Collection ;
        rdfs:label             "atmospheric-composition" ;
        dct:description        "Atmospheric Composition" ;
        dct:modified           "2026-01-06T15:17:34.635Z"^^xsd:dateTime ;
        reg:status             reg:statusStable ;
        owl:versionInfo        3 ;
        ldp:hasMemberRelation  skos:member .

<http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/cryosphere>
        a                      skos:Collection , reg:Register , ldp:Container ;
        rdfs:label             "cryosphere" ;
        dct:description        "Cryosphere" ;
        dct:modified           "2026-02-12T15:16:31.001Z"^^xsd:dateTime ;
        reg:status             reg:statusStable ;
        reg:subregister        <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/cryosphere/surface-based-observations> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/cryosphere/space-based-observations> ;
        owl:versionInfo        5 ;
        ldp:hasMemberRelation  skos:member .

<http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/weather>
        a                      ldp:Container , skos:Collection , reg:Register ;
        rdfs:label             "weather" ;
        dct:description        "Weather" ;
        dct:modified           "2026-01-06T15:17:34.516Z"^^xsd:dateTime ;
        reg:status             reg:statusStable ;
        reg:subregister        <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/weather/space-based-observations> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/weather/prediction> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/weather/aviation> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/weather/surface-based-observations> ;
        owl:versionInfo        8 ;
        ldp:hasMemberRelation  skos:member .

<http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/ocean>
        a                      skos:Collection , reg:Register , ldp:Container ;
        rdfs:label             "ocean" ;
        dct:description        "Ocean" ;
        dct:modified           "2026-01-06T15:17:34.891Z"^^xsd:dateTime ;
        reg:status             reg:statusStable ;
        reg:subregister        <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/ocean/surface-based-observations> ;
        owl:versionInfo        4 ;
        ldp:hasMemberRelation  skos:member .

<http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/climate>
        a                      reg:Register , skos:Collection , ldp:Container ;
        rdfs:label             "climate" ;
        dct:description        "Climate" ;
        dct:modified           "2026-01-06T15:17:34.761Z"^^xsd:dateTime ;
        reg:status             reg:statusStable ;
        reg:subregister        <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/climate/surface-based-observations> ;
        owl:versionInfo        4 ;
        ldp:hasMemberRelation  skos:member .

<http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline>
        a                      reg:Register , ldp:Container , skos:Collection ;
        rdfs:label             "earth-system-discipline" ;
        dct:description        "Seven high-level categories as defined by the WMO Unified Data Policy, Annex 1: 'atmospheric-composition', 'climate', 'cryosphere', 'hydrology', 'ocean', 'space-weather', or 'weather'" ;
        dct:modified           "2026-01-06T15:17:24.861Z"^^xsd:dateTime ;
        reg:status             reg:statusStable ;
        reg:subregister        <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/atmospheric-composition> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/space-weather> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/cryosphere> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/climate> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/ocean> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/hydrology> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/weather> ;
        owl:versionInfo        10 ;
        skos:member            <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/atmospheric-composition> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/climate> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/weather> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/hydrology> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/space-weather> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/cryosphere> , <http://codes.wmo.int/wis/topic-hierarchy/earth-system-discipline/ocean> ;
        ldp:hasMemberRelation  skos:member .