# 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/dh54wtluwvyhzmdsaosg3xpmgdadyoxg> a owl:Ontology ;
  rdfs:label "helsinki" .

<https://uri.etsi.org/ngsi-ld/default-context/NoiseZone> a owl:Class ;
  rdfs:label "NoiseZone" ;
  rdfs:comment "One area of the city's 2022 noise survey: the ground where the day or the night sound level of one traffic source falls into one 5 dB band, as the Smart Data Model extension NoiseZone (PointOfInterest base)." .

<https://uri.etsi.org/ngsi-ld/default-context/assessmentPeriod> a owl:DatatypeProperty ;
  rdfs:label "assessmentPeriod" ;
  rdfs:range xsd:string ;
  rdfs:comment "The part of the day the noise level holds for, as the Finnish guideline values count it: the day, 07:00 to 22:00, or the night, 22:00 to 07:00." .

<https://uri.etsi.org/ngsi-ld/default-context/dataProvider> a owl:DatatypeProperty ;
  rdfs:label "dataProvider" ;
  rdfs:range xsd:string ;
  rdfs:comment "Who publishes the data the entity was read from, as an application credits it beside the licence (CC BY 4.0 for every feed of this space)." .

<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/noiseLevelHigh> a owl:DatatypeProperty ;
  rdfs:label "noiseLevelHigh" ;
  rdfs:range xsd:float ;
  rdfs:comment "The upper bound of the area's 5 dB noise band, in decibels; the loudest band has none." .

<https://uri.etsi.org/ngsi-ld/default-context/noiseLevelLow> a owl:DatatypeProperty ;
  rdfs:label "noiseLevelLow" ;
  rdfs:range xsd:float ;
  rdfs:comment "The lower bound of the area's 5 dB noise band, the A-weighted equivalent sound level (LAeq) the city's 2022 noise survey computes 2 m above ground, in decibels." .

<https://uri.etsi.org/ngsi-ld/default-context/noiseSource> a owl:DatatypeProperty ;
  rdfs:label "noiseSource" ;
  rdfs:range xsd:string ;
  rdfs:comment "The traffic whose noise the area's band computes: streets and roads, the main railway, the metro or the tram. A custom property: the NoiseZone extension holds one source per map." .

<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." .