# TerraFabric Ontology — generated by terrafabric-server
# version 1.0.0

@prefix tf: <https://terrafabric.world/ont#> .
@prefix tfr: <https://terrafabric.world/id/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@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 skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix sosa: <http://www.w3.org/ns/sosa/> .
@prefix ssn: <http://www.w3.org/ns/ssn/> .
@prefix geo: <http://www.opengis.net/ont/geosparql#> .
@prefix schema: <https://schema.org/> .
@prefix odrl: <http://www.w3.org/ns/odrl/2/> .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos> a tf:PreprocessedCollection ;
    dct:identifier "nrcan-napl-air-photos" ;
    dct:title "Canadian National Air Photo Library: Historical Series" ;
    dct:description "Historical aerial photography from the National Air Photo Library as orthorectified time series for Ottawa, Victoria, Halifax, Markham, Regina, Tuktoyaktuk, the Salish Sea and the Ring of Fire, from the 1930s onward." ;
    tf:providedBy <https://terrafabric.world/id/provider/nrcan> ;
    tf:dataTier tf:tier-preprocessed ;
    tf:processingLevel tf:level-L2 ;
    tf:accessClass "free" ;
    tf:hasModality tf:modality-optical ;
    tf:dataCategory tf:category-imagery ;
    tf:hasPlatform <https://terrafabric.world/id/platform/aircraft> ;
    tf:hasInstrument <https://terrafabric.world/id/instrument/aerial-cameras> ;
    tf:gsdMeters "0.5"^^xsd:decimal ;
    tf:allWeather false ;
    tf:nightCapable false ;
    tf:taskable false ;
    tf:license <https://terrafabric.world/id/license/provider-terms> ;
    tf:releasability tf:marking-public ;
    dcat:keyword "historical imagery" ;
    dcat:keyword "air photos" ;
    dcat:keyword "change over time" ;
    dcat:keyword "Canada" ;
    tf:spatialExtent <https://terrafabric.world/id/collection/nrcan-napl-air-photos/extent/spatial> ;
    tf:temporalExtent <https://terrafabric.world/id/collection/nrcan-napl-air-photos/extent/temporal> ;
    tf:format <https://terrafabric.world/id/format/cog> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/0> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/1> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/2> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/3> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/4> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/5> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/6> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/7> .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/extent/spatial> a tf:SpatialExtent ;
    tf:bbox "-141,41.7,-52.6,83.1" ;
    tf:asWKT "POLYGON((-141 41.7,-52.6 41.7,-52.6 83.1,-141 83.1,-141 41.7))"^^geo:wktLiteral .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/extent/temporal> a tf:TemporalExtent ;
    tf:startDate "1932-07-01"^^xsd:date ;
    tf:endDate "2001-07-01"^^xsd:date .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/0> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://datacube.services.geo.ca/pgstac/api"^^xsd:anyURI .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/1> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://datacube.services.geo.ca/pgstac/api"^^xsd:anyURI .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/2> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://datacube.services.geo.ca/pgstac/api"^^xsd:anyURI .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/3> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://datacube.services.geo.ca/pgstac/api"^^xsd:anyURI .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/4> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://datacube.services.geo.ca/pgstac/api"^^xsd:anyURI .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/5> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://datacube.services.geo.ca/pgstac/api"^^xsd:anyURI .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/6> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://datacube.services.geo.ca/pgstac/api"^^xsd:anyURI .

<https://terrafabric.world/id/collection/nrcan-napl-air-photos/access/7> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://datacube.services.geo.ca/pgstac/api"^^xsd:anyURI .