{
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  "claims": [],
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    "name": "Warner Valley Trailhead"
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  "gap_details": [],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260923-lassen-destinations-route-depth",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/entities/trailhead-warner-valley.json",
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      "record_type": "entity",
      "summary": "Add official-source Lassen destinations, named hiking routes, evidenced trailheads, route profiles, and route-condition rechecks while preserving the remaining segment-topology gap."
    }
  ],
  "journey": [],
  "knowledge_gaps": [],
  "reference_evidence": [],
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    },
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      "relationship_id": "relationship-route-segment-lassen-warner-start-first-y-start",
      "subject_id": "route-segment-lassen-warner-start-first-y",
      "temporal_scope": null
    },
    {
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      "relationship_id": "relationship-route-terminal-geyser-trail-starts-at-trailhead-warner-valley",
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  ],
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  "route_geometry_url": null,
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}