# OWL ontology, rendered from the LinkML model.
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

<https://hel.fi/models/helsinki/helsinki/views/jtjnhkaau64zmzz5csmcwem52icvufy2> a owl:Ontology ;
  rdfs:label "helsinki" .

<https://uri.etsi.org/ngsi-ld/default-context/AirQualityObserved> a owl:Class ;
  rdfs:label "AirQualityObserved" ;
  rdfs:comment "One air quality station around Helsinki and its newest hourly readings: FMI's stations, and the stations a steward adds by hand, which carry no source." .

<https://uri.etsi.org/ngsi-ld/default-context/airQualityIndex> a owl:DatatypeProperty ;
  rdfs:label "airQualityIndex" ;
  rdfs:range xsd:float ;
  rdfs:comment "FMI's hourly air quality index, 1 (good) to 5 (very poor)." .

<https://uri.etsi.org/ngsi-ld/default-context/dateObserved> a owl:DatatypeProperty ;
  rdfs:label "dateObserved" ;
  rdfs:range xsd:dateTime ;
  rdfs:comment "When the readings were taken." .

<https://uri.etsi.org/ngsi-ld/location> a owl:DatatypeProperty ;
  rdfs:label "location" ;
  rdfs:range xsd:string ;
  rdfs:comment "Where the entity is, as GeoJSON geometry." .

<https://uri.etsi.org/ngsi-ld/default-context/name> a owl:DatatypeProperty ;
  rdfs:label "name" ;
  rdfs:range xsd:string ;
  rdfs:comment "The name, per language." .

<https://uri.etsi.org/ngsi-ld/default-context/pm10> a owl:DatatypeProperty ;
  rdfs:label "pm10" ;
  rdfs:range xsd:float ;
  rdfs:comment "Particulate matter up to 10 µm, the hour's mean at the station." .

<https://uri.etsi.org/ngsi-ld/default-context/pm25> a owl:DatatypeProperty ;
  rdfs:label "pm25" ;
  rdfs:range xsd:float ;
  rdfs:comment "Particulate matter up to 2.5 µm, the hour's mean at the station." .

<https://uri.etsi.org/ngsi-ld/default-context/source> a owl:DatatypeProperty ;
  rdfs:label "source" ;
  rdfs:range xsd:anyURI ;
  rdfs:comment "The open-data service the entity was read from." .

<https://uri.etsi.org/ngsi-ld/default-context/stewardNote> a owl:DatatypeProperty ;
  rdfs:label "stewardNote" ;
  rdfs:range xsd:string ;
  rdfs:comment "A note by the person who keeps this data: what was checked, what looks wrong, whom to ask. No pipeline writes it and no pipeline overwrites it, so an application may offer it for editing without the next run taking the words back (AP-62). At most 500 characters and no angle brackets, because it is a note and not a document." .