@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/5f8ac61b-1a63-4a06-8288-70cd0830a347> 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 Κυπρίων Εθνομαρτύρων» (station_id: 57) στη γειτονιά ΚΥΠΡΙΩΝ, 6ο 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 Kyprion Ethnomartyron» (station_id: 57) in the ΚΥΠΡΙΩΝ neighbourhood, 6th 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 "5f8ac61b-1a63-4a06-8288-70cd0830a347" ;
    dct:issued "2026-03-31T09:46:40.788155"^^xsd:dateTime ;
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    dct:publisher <https://opendata.cityofathens.gr/organization/6d8ca7d0-480a-470e-aec1-40152a8f1770> ;
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    dct:temporal [ a dct:PeriodOfTime ;
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            dcat:startDate "2026-01-01"^^xsd:date ] ;
    dct:title "Περιβαλλοντικά Δεδομένα — Πλατεία Κυπρίων Εθνομαρτύρων"@el,
        "Environmental Data — Plateia Kyprion Ethnomartyron"@en ;
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    dcat:keyword "CO",
        "NO2",
        "O3",
        "PM10",
        "PM2.5",
        "SO2",
        "smart-neighborhood",
        "έξυπνη-γειτονιά",
        "αισθητήρες",
        "ποιότητα-αέρα" ;
    dcat:landingPage <https://opendata.cityofathens.gr/dataset/env-057-plateia-kyprion-ethnomartyron> ;
    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/5f8ac61b-1a63-4a06-8288-70cd0830a347/resource/71200cbe-f48e-47a9-a410-9831eca982e8> 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 57. Timestamps in UTC."@en ;
    dct:format "JSON" ;
    dct:issued "2026-03-31T09:46:40.790359"^^xsd:dateTime ;
    dct:license <http://publications.europa.eu/resource/authority/licence/CC_BY_4_0> ;
    dct:modified "2026-06-22T00:17:32.961853"^^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 Κυπρίων Εθνομαρτύρων"@el,
        "Hourly Environmental Measurements — Plateia Kyprion Ethnomartyron"@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-057-plateia-kyprion-ethnomartyron/resource/71200cbe-f48e-47a9-a410-9831eca982e8> ;
    dcat:downloadURL <https://opendata.cityofathens.gr/datastore/dump/71200cbe-f48e-47a9-a410-9831eca982e8> ;
    dcat:mediaType <https://www.iana.org/assignments/media-types/application/json> .

<https://opendata.cityofathens.gr/dataset/env-057-plateia-kyprion-ethnomartyron> a foaf:Document .

<https://opendata.cityofathens.gr/dataset/env-057-plateia-kyprion-ethnomartyron/resource/71200cbe-f48e-47a9-a410-9831eca982e8> a rdfs:Resource .

<https://opendata.cityofathens.gr/datastore/dump/71200cbe-f48e-47a9-a410-9831eca982e8> a rdfs:Resource .

<https://opendata.cityofathens.gr/organization/6d8ca7d0-480a-470e-aec1-40152a8f1770> a foaf:Agent ;
    foaf:homepage <https://www.cityofathens.gr/> ;
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<https://www.iana.org/assignments/media-types/application/json> a dct:MediaType .