@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix dcatap: <http://data.europa.eu/r5r/> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix gsp: <http://www.opengis.net/ont/geosparql#> .
@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#> .

<https://opendata.cityofathens.gr/dataset/9cc926bb-ebc0-4f07-9e6d-7eebe1a43901> a dcat:Dataset ;
    dcatap:applicableLegislation <http://data.europa.eu/eli/reg_impl/2023/138/oj>,
        <https://eur-lex.europa.eu/eli/dir/2019/1024/oj/eng> ;
    dcatap:hvdCategory <http://data.europa.eu/bna/c_dd313021> ;
    dct:accessRights <http://publications.europa.eu/resource/authority/access-right/PUBLIC> ;
    dct:accrualPeriodicity <http://publications.europa.eu/resource/authority/frequency/HOURLY> ;
    dct:description "Ωριαίες μετρήσεις ποιότητας αέρα και περιβαλλοντικών παραμέτρων από τον σταθμό Smart Sense «Πλατεία Αγίου Ιωάννη Κυνηγού» (station_id: 4) στη γειτονιά ΑΓΙΟΣ ΙΩΑΝΝΗΣ, 2ο Δημοτικό Διαμέρισμα. Μετρήσεις: θερμοκρασία, υγρασία, πίεση, PM1, PM2.5, PM10, CO, NO₂, O₃, SO₂, AQI. Όλες οι χρονοσημάνσεις σε UTC. Πηγή: API Ψηφιακών Υπηρεσιών Έξυπνης Γειτονιάς (Υποέργο 3, NOVA ICT)."@el,
        "Hourly air quality and environmental measurements from Smart Sense station «Plateia Agioy Ioanni Kynigoy» (station_id: 4) in the ΑΓΙΟΣ ΙΩΑΝΝΗΣ neighbourhood, 2th Municipal District of Athens. Measurements: temperature, humidity, pressure, PM1, PM2.5, PM10, CO, NO₂, O₃, SO₂, AQI. All timestamps in UTC. Source: Smart Neighbourhood Digital Services API (Sub-project 3, NOVA ICT)."@en ;
    dct:identifier "9cc926bb-ebc0-4f07-9e6d-7eebe1a43901" ;
    dct:issued "2026-03-31T09:44:19.595235"^^xsd:dateTime ;
    dct:modified "2026-04-21T00:17:03.881738"^^xsd:dateTime ;
    dct:publisher <https://opendata.cityofathens.gr/organization/6d8ca7d0-480a-470e-aec1-40152a8f1770> ;
    dct:spatial [ a dct:Location ;
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            dcat:centroid "POINT (23.7352 37.9577)"^^gsp:wktLiteral ] ;
    dct:temporal [ a dct:PeriodOfTime ;
            dcat:endDate "2026-04-21"^^xsd:date ;
            dcat:startDate "2026-01-01"^^xsd:date ] ;
    dct:title "Περιβαλλοντικά Δεδομένα — Πλατεία Αγίου Ιωάννη Κυνηγού"@el,
        "Environmental Data — Plateia Agioy Ioanni Kynigoy"@en ;
    dct:type <http://publications.europa.eu/resource/authority/dataset-type/HVD> ;
    dcat:distribution <https://opendata.cityofathens.gr/dataset/9cc926bb-ebc0-4f07-9e6d-7eebe1a43901/resource/c6587835-2f48-4cdb-8a38-21de30dd65c3> ;
    dcat:keyword "CO",
        "NO2",
        "O3",
        "PM10",
        "PM2.5",
        "SO2",
        "smart-neighborhood",
        "έξυπνη-γειτονιά",
        "αισθητήρες",
        "ποιότητα-αέρα" ;
    dcat:landingPage <https://opendata.cityofathens.gr/dataset/env-004-plateia-agioy-ioanni-kynigoy> ;
    dcat:theme <http://publications.europa.eu/resource/authority/data-theme/ENVI> .

<http://data.europa.eu/eli/reg_impl/2023/138/oj> a <http://data.europa.eu/eli/ontology#LegalResource> .

<http://publications.europa.eu/resource/authority/access-right/PUBLIC> a dct:RightsStatement .

<http://publications.europa.eu/resource/authority/frequency/HOURLY> a dct:Frequency .

<http://publications.europa.eu/resource/authority/licence/CC_BY_4_0> a dct:LicenseDocument ;
    dct:type <http://purl.org/adms/licencetype/UnknownIPR> .

<https://eur-lex.europa.eu/eli/dir/2019/1024/oj/eng> a <http://data.europa.eu/eli/ontology#LegalResource> .

<https://opendata.cityofathens.gr/api/3/action/datastore_info> a rdfs:Resource .

<https://opendata.cityofathens.gr/api/3/action/datastore_search> a rdfs:Resource .

<https://opendata.cityofathens.gr/api/3/action/package_search> a rdfs:Resource .

<https://opendata.cityofathens.gr/dataset/9cc926bb-ebc0-4f07-9e6d-7eebe1a43901/resource/c6587835-2f48-4cdb-8a38-21de30dd65c3> a dcat:Distribution ;
    dcatap:availability <http://publications.europa.eu/resource/authority/planned-availability/STABLE> ;
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        "Hourly air quality readings (AQI, PM1, PM2.5, PM10, CO, NO₂, O₃, SO₂) and climate parameters (temperature, humidity, pressure) from station 4. Timestamps in UTC."@en ;
    dct:format "JSON" ;
    dct:issued "2026-03-31T09:44:19.597355"^^xsd:dateTime ;
    dct:license <http://publications.europa.eu/resource/authority/licence/CC_BY_4_0> ;
    dct:modified "2026-04-21T00:17:03.890093"^^xsd:dateTime ;
    dct:rights [ a dct:RightsStatement ;
            rdfs:label "Τα δεδομένα διατίθενται υπό την άδεια: Creative Commons Attribution 4.0 International" ] ;
    dct:title "Ωριαίες Περιβαλλοντικές Μετρήσεις — Πλατεία Αγίου Ιωάννη Κυνηγού"@el,
        "Hourly Environmental Measurements — Plateia Agioy Ioanni Kynigoy"@en ;
    dcat:accessService [ a dcat:DataService ;
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            dct:title "Athens Smart Neighbourhood CKAN DataStore API" ;
            dcat:endpointURL <https://opendata.cityofathens.gr/api/3/action/datastore_info>,
                <https://opendata.cityofathens.gr/api/3/action/datastore_search>,
                <https://opendata.cityofathens.gr/api/3/action/package_search> ] ;
    dcat:accessURL <https://opendata.cityofathens.gr/dataset/env-004-plateia-agioy-ioanni-kynigoy/resource/c6587835-2f48-4cdb-8a38-21de30dd65c3> ;
    dcat:downloadURL <https://opendata.cityofathens.gr/datastore/dump/c6587835-2f48-4cdb-8a38-21de30dd65c3> ;
    dcat:mediaType <https://www.iana.org/assignments/media-types/application/json> .

<https://opendata.cityofathens.gr/dataset/env-004-plateia-agioy-ioanni-kynigoy> a foaf:Document .

<https://opendata.cityofathens.gr/dataset/env-004-plateia-agioy-ioanni-kynigoy/resource/c6587835-2f48-4cdb-8a38-21de30dd65c3> a rdfs:Resource .

<https://opendata.cityofathens.gr/datastore/dump/c6587835-2f48-4cdb-8a38-21de30dd65c3> a rdfs:Resource .

<https://opendata.cityofathens.gr/organization/6d8ca7d0-480a-470e-aec1-40152a8f1770> a foaf:Agent ;
    foaf:homepage <https://www.cityofathens.gr/> ;
    foaf:name "Δήμος Αθηναίων" .

<https://www.iana.org/assignments/media-types/application/json> a dct:MediaType .