{
  "asset_id": "LUX-ASSET-000660",
  "edges": [
    {
      "confidence_level": "high",
      "date": "1869",
      "description": "The Roches-Douvres station identity remains anchored to the same offshore plateau across two materially different towers.",
      "event_id": "HERITAGE-REL-000171",
      "id": "HERITAGE-REL-000171",
      "relation_type": "located_at",
      "source": "LUX-ASSET-000658",
      "target": "LUX-PLACE-000024"
    },
    {
      "confidence_level": "high",
      "date": "1869-1944",
      "description": "The prefabricated metal tower embodied the Roches-Douvres station from 1869 until its wartime destruction.",
      "event_id": "HERITAGE-REL-000173",
      "id": "HERITAGE-REL-000173",
      "relation_type": "part_of",
      "source": "LUX-ASSET-000659",
      "target": "LUX-ASSET-000658"
    },
    {
      "confidence_level": "high",
      "date": "1944-08",
      "description": "German forces destroyed the occupied metal lighthouse in August 1944; the reviewed official sources do not establish 4 August as the exact date for this station.",
      "event_id": "HERITAGE-REL-000174",
      "id": "HERITAGE-REL-000174",
      "relation_type": "destroyed",
      "source": "LUX-ASSET-000659",
      "target": "LUX-PLACE-000024"
    },
    {
      "confidence_level": "high",
      "date": "1954",
      "description": "The destroyed metal tower was replaced by the present granite-and-concrete lighthouse after seven years of offshore construction.",
      "event_id": "HERITAGE-REL-000175",
      "id": "HERITAGE-REL-000175",
      "relation_type": "replaced_by",
      "source": "LUX-ASSET-000659",
      "target": "LUX-ASSET-000660"
    },
    {
      "confidence_level": "high",
      "date": "1954",
      "description": "The present granite-and-concrete lighthouse carries the continuing Roches-Douvres station identity.",
      "event_id": "HERITAGE-REL-000176",
      "id": "HERITAGE-REL-000176",
      "relation_type": "part_of",
      "source": "LUX-ASSET-000660",
      "target": "LUX-ASSET-000658"
    }
  ],
  "nodes": [
    {
      "asset_kind": "site",
      "entity_type": "heritage_asset",
      "id": "LUX-ASSET-000658",
      "is_root": false,
      "label": "Roches-Douvres lighthouse station identity",
      "latitude": null,
      "longitude": null,
      "place_type": "",
      "url": "/heritage-assets/LUX-ASSET-000658/"
    },
    {
      "asset_kind": "tower",
      "entity_type": "heritage_asset",
      "id": "LUX-ASSET-000659",
      "is_root": false,
      "label": "Roches-Douvres 1869 metal lighthouse",
      "latitude": null,
      "longitude": null,
      "place_type": "",
      "url": "/heritage-assets/LUX-ASSET-000659/"
    },
    {
      "asset_kind": "structure",
      "entity_type": "heritage_asset",
      "id": "LUX-ASSET-000660",
      "is_root": true,
      "label": "Roches-Douvres 1954 granite lighthouse",
      "latitude": null,
      "longitude": null,
      "place_type": "",
      "url": "/heritage-assets/LUX-ASSET-000660/"
    },
    {
      "asset_kind": "lens",
      "entity_type": "heritage_asset",
      "id": "LUX-ASSET-000691",
      "is_root": false,
      "label": "Optical apparatus at Roches-Douvres",
      "latitude": null,
      "longitude": null,
      "place_type": "",
      "url": "/heritage-assets/LUX-ASSET-000691/"
    },
    {
      "asset_kind": "",
      "entity_type": "heritage_place",
      "id": "LUX-PLACE-000024",
      "is_root": false,
      "label": "Roches-Douvres plateau",
      "latitude": 49.10505,
      "longitude": -2.814133,
      "place_type": "heritage_site",
      "url": "/heritage-places/LUX-PLACE-000024/"
    }
  ],
  "root_id": "LUX-ASSET-000660"
}