{
  "asset_id": "LUX-ASSET-000238",
  "edges": [
    {
      "confidence_level": "medium",
      "date": "1858",
      "description": "The imported Pencarrow Head Chance Brothers asset is modeled as a second-order fixed lens manufactured in 1858 for the upper Pencarrow lighthouse system.",
      "event_id": "HERITAGE-REL-000105",
      "id": "HERITAGE-REL-000105",
      "relation_type": "manufactured_by",
      "source": "LUX-ASSET-000238",
      "target": "LUX-PLACE-000005"
    },
    {
      "confidence_level": "high",
      "date": "1859-01-01",
      "description": "Pencarrow Head’s permanent lighthouse was first lit on New Year’s Day 1859 and is treated as the installation context for the root Chance lens/light system.",
      "event_id": "HERITAGE-REL-000106",
      "id": "HERITAGE-REL-000106",
      "relation_type": "installed_at",
      "source": "LUX-ASSET-000238",
      "target": "LUX-PLACE-000015"
    },
    {
      "confidence_level": "high",
      "date": "1859-01-01",
      "description": "The upper Pencarrow permanent light entered service as New Zealand’s first permanent lighthouse.",
      "event_id": "HERITAGE-REL-000107",
      "id": "HERITAGE-REL-000107",
      "relation_type": "commissioned",
      "source": "LUX-ASSET-000238",
      "target": "LUX-PLACE-000015"
    },
    {
      "confidence_level": "high",
      "date": "1935",
      "description": "After the automated Baring Head light became operational in 1935, Pencarrow’s upper light was no longer the main approach light and was used solely as a day mark. This relation models navigational-function succession, not physical relocation of the Pencarrow optic or tower.",
      "event_id": "HERITAGE-REL-000109",
      "id": "HERITAGE-REL-000109",
      "relation_type": "navigation_function_transferred_to",
      "source": "LUX-ASSET-000238",
      "target": "LUX-PLACE-000017"
    },
    {
      "confidence_level": "high",
      "date": "1966",
      "description": "The lighthouse was transferred to the New Zealand Historic Places Trust in 1966 after it was no longer required as a navigational aid.",
      "event_id": "HERITAGE-REL-000111",
      "id": "HERITAGE-REL-000111",
      "relation_type": "transferred_to",
      "source": "LUX-ASSET-000238",
      "target": "LUX-PLACE-000015"
    },
    {
      "confidence_level": "high",
      "date": "1974-1980",
      "description": "A significant restoration project was completed between 1974 and 1980 by the Ministry of Works and Development at NZHPT request.",
      "event_id": "HERITAGE-REL-000112",
      "id": "HERITAGE-REL-000112",
      "relation_type": "restored",
      "source": "LUX-ASSET-000238",
      "target": "LUX-PLACE-000015"
    }
  ],
  "nodes": [
    {
      "asset_kind": "lens",
      "entity_type": "heritage_asset",
      "id": "LUX-ASSET-000238",
      "is_root": true,
      "label": "Pencarrow Head Lighthouse Chance Brothers lens",
      "latitude": null,
      "longitude": null,
      "place_type": "",
      "url": "/heritage-assets/LUX-ASSET-000238/"
    },
    {
      "asset_kind": "",
      "entity_type": "heritage_place",
      "id": "LUX-PLACE-000005",
      "is_root": false,
      "label": "Chance Brothers Smethwick Works",
      "latitude": null,
      "longitude": null,
      "place_type": "historical_location",
      "url": "/heritage-places/LUX-PLACE-000005/"
    },
    {
      "asset_kind": "",
      "entity_type": "heritage_place",
      "id": "LUX-PLACE-000015",
      "is_root": false,
      "label": "Pencarrow Head Lighthouse",
      "latitude": -41.3589061984,
      "longitude": 174.8500488537,
      "place_type": "historical_location",
      "url": "/heritage-places/LUX-PLACE-000015/"
    },
    {
      "asset_kind": "",
      "entity_type": "heritage_place",
      "id": "LUX-PLACE-000017",
      "is_root": false,
      "label": "Baring Head Lighthouse",
      "latitude": -41.408,
      "longitude": 174.871,
      "place_type": "historical_location",
      "url": "/heritage-places/LUX-PLACE-000017/"
    }
  ],
  "root_id": "LUX-ASSET-000238"
}