{
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    {
      "claim": {
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            "present": true
          },
          "potable_water": {
            "status": "unknown"
          },
          "road_access": {
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            "surface": "dirt on final approach beyond Lundy Lake"
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          "route_connector": {
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            "exact_geometry": "schematic",
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          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "Mono Basin Day Hikes, pages 1-2"
          ],
          "content": "The guide places Lundy Canyon trail access on Lundy Lake Road seven miles north of Lee Vining and the trailhead parking two miles west of Lundy Lake. It identifies extra parking about one mile down-canyon and depicts the final approach beyond Lundy Lake as dirt road. It places the Yost/Fern trailhead about one mile south of Silver Lake on paved Highway 158 and depicts both routes beginning at that trailhead. It does not publish stall counts, toilets, potable water, or Yost/Fern overflow parking.",
          "observation_id": "observation-mono-basin-trailhead-operations-20260925",
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      ]
    }
  ],
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    {
      "entity_id": "trailhead-lundy-canyon",
      "kind": "trailhead",
      "name": "Lundy Canyon Trailhead"
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  ],
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    {
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      "knowledge_gap_refs": [],
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      "reason": "Publish evidence-bounded Eastern Sierra trailhead operational profiles",
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      "record_type": "claim",
      "summary": "Publish operational profiles for six high-value Eastern Sierra trailheads"
    }
  ],
  "navigation": {
    "next_id": "claim-trailhead-mariposa-grove-arrival-map-point",
    "position": 3457,
    "previous_id": "claim-trailhead-lundy-canyon-map-point",
    "total": 3965
  },
  "observations": [
    {
      "artifact_refs": [
        "Mono Basin Day Hikes, pages 1-2"
      ],
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      "observation_id": "observation-mono-basin-trailhead-operations-20260925",
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      "retrieved_at": "2026-09-25T22:00:00+00:00",
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      "potable_water": {
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      },
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}