# 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/spacex-starshield> a tf:DataProductCollection ;
    dct:identifier "spacex-starshield" ;
    dct:title "SpaceX Starshield" ;
    dct:description "SpaceX's government satellite program built on Starlink technology, providing Earth observation, secure communications and hosted payloads to US Government customers. Sensor types and performance are not publicly released, and access is through US Government agreements — it is listed here for discovery and cannot be quoted or ordered through TerraFabric." ;
    tf:providedBy <https://terrafabric.world/id/provider/spacex> ;
    tf:dataTier tf:tier-product ;
    tf:processingLevel tf:level-L2 ;
    tf:accessClass "restricted" ;
    tf:hasModality tf:modality-optical ;
    tf:hasPlatform <https://terrafabric.world/id/platform/starshield-constellation> ;
    tf:hasInstrument <https://terrafabric.world/id/instrument/not-publicly-disclosed> ;
    tf:allWeather false ;
    tf:nightCapable false ;
    tf:taskable false ;
    tf:license <https://terrafabric.world/id/license/government-restricted> ;
    tf:releasability tf:marking-restricted ;
    dcat:keyword "national security" ;
    dcat:keyword "proliferated constellation" ;
    dcat:keyword "government" ;
    dcat:keyword "secure communications" ;
    dcat:keyword "hosted payloads" ;
    dcat:keyword "Starlink" ;
    tf:spatialExtent <https://terrafabric.world/id/collection/spacex-starshield/extent/spatial> ;
    tf:temporalExtent <https://terrafabric.world/id/collection/spacex-starshield/extent/temporal> ;
    tf:format <https://terrafabric.world/id/format/government-defined> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/spacex-starshield/access/0> .

<https://terrafabric.world/id/collection/spacex-starshield/extent/spatial> a tf:SpatialExtent ;
    tf:bbox "-180,-90,180,90" ;
    tf:asWKT "POLYGON((-180 -90,180 -90,180 90,-180 90,-180 -90))"^^geo:wktLiteral .

<https://terrafabric.world/id/collection/spacex-starshield/extent/temporal> a tf:TemporalExtent ;
    tf:startDate "2024-05-22"^^xsd:date .

<https://terrafabric.world/id/collection/spacex-starshield/access/0> a tf:AccessMethod ;
    tf:accessKind "https" ;
    tf:endpointURL "https://www.spacex.com/starshield"^^xsd:anyURI .