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          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
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          "observation_id": "observation-nps-lassen-directions-20260922",
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      "action": "ADD",
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      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-lassen-remote-road-access.json",
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}