$schema: https://json-schema.org/draft/2020-12/schema
title: Polish national offshore windfarm source feature
description: GeoJSON Feature wrapper for the national source row. Source property
  names and values are retained. The source has no coordinates; geometry is null until
  an explicit location crosswalk is applied in the harmonized target view.
type: object
required:
- id
- type
- geometry
- properties
properties:
  id:
    type: string
    x-jsonld-id: '@id'
  type:
    const: Feature
    x-jsonld-id: '@type'
  geometry:
    type: 'null'
    x-jsonld-id: https://purl.org/geojson/vocab#geometry
  properties:
    type: object
    required:
    - farm
    - developer
    - capacity_mw
    - status_aug2026
    - first_power_or_completion_year
    - source
    properties:
      farm:
        type: string
        x-jsonld-id: projectName
      developer:
        type: string
        x-jsonld-id: https://schema.org/creator
      capacity_mw:
        type: string
        x-jsonld-id: reportedCapacityMW
      status_aug2026:
        type: string
        x-jsonld-id: reportedStatusAugust2026
      first_power_or_completion_year:
        type: string
        x-jsonld-id: reportedFirstPowerOrCompletionYear
      source:
        type: string
        x-jsonld-id: https://purl.org/dc/terms/source
    additionalProperties: false
    x-jsonld-id: https://purl.org/geojson/vocab#properties
additionalProperties: false
x-jsonld-extra-terms:
  Feature: https://purl.org/geojson/vocab#Feature
x-jsonld-vocab: https://w3id.org/ogc/hosted/seadots/national-windfarm-source#
x-jsonld-prefixes:
  geojson: https://purl.org/geojson/vocab#
x-bblocks-metadata:
  itemIdentifier: ogc.hosted.seadots.national-windfarm-source
  register: https://ogcincubator.github.io/bblocks-seadots/build/register.json
  version: '0.1'
  dateOfLastChange: '2026-10-27'