{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-taboose-trail-description",
        "evidence_ids": [
          "evidence-taboose-trail-description"
        ],
        "predicate": "route_description",
        "spatial_scope_ids": [
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        ],
        "subject_id": "route-taboose-pass",
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        "value": {
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          "directionality": "bidirectional described and mapped trail",
          "effort": "strenuous",
          "elevation_gain_feet": {
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          },
          "entry_id": "trailhead-taboose-pass",
          "objective_id": "place-taboose-pass",
          "west_continuation": "John Muir Trail and Kings Canyon destinations south of Mather Pass"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-taboose-trail-description",
          "evidence_id": "evidence-taboose-trail-description",
          "notes": "",
          "observation_id": "observation-taboose-trail-description",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "USFS Taboose Pass Trail overview: the route ascends Taboose Creek canyon from the Owens Valley between Cardinal and Goodale mountains, gains more than 6,000 feet, crosses Taboose Pass and continues to the JMT in Kings Canyon. The pass is a common destination.",
          "observation_id": "observation-taboose-trail-description",
          "observed_at": null,
          "observer": "Wayproof primary-source text, table and visual map review",
          "retrieved_at": "2026-10-06T21:40:00+00:00",
          "source_id": "source-taboose-trail"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/r05/inyo/recreation/trails/taboose-pass-trail",
          "publisher": "USDA Forest Service, Inyo National Forest",
          "source_id": "source-taboose-trail"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-taboose-trail-geometry",
        "evidence_ids": [
          "evidence-taboose-trail-geometry"
        ],
        "predicate": "reviewed_route_display_geometry",
        "spatial_scope_ids": [
          "scope-route-taboose-pass",
          "scope-route-segment-taboose-trailhead-pass"
        ],
        "subject_id": "route-segment-taboose-trailhead-pass",
        "temporal_scope": null,
        "value": {
          "coordinate_reference_system": "EPSG:4326",
          "distance_policy": "No canonical distance derived from coordinates or summed from service attributes.",
          "end_coordinate": {
            "latitude": 36.98475858592664,
            "longitude": -118.41407895936544
          },
          "geometry_snapshot": {
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            "path": "geometry/v0/snapshots/usfs-taboose-pass-20261006.geojson",
            "sha256": "df679516cb0f55f48e3aae4ceaf84b5b169e7a408882ceb6a22035720d240f3e"
          },
          "navigation_grade": false,
          "route_role": "official_mainline",
          "source_coordinate_accuracy": "unknown",
          "source_feature_ids": [
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            9574682,
            9575492,
            9575315
          ],
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            "latitude": 37.009548972348696,
            "longitude": -118.32735760836171
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        }
      },
      "evidence": [
        {
          "claim_id": "claim-taboose-trail-geometry",
          "evidence_id": "evidence-taboose-trail-geometry",
          "notes": "",
          "observation_id": "observation-taboose-trail-geometry",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "USFS National Forest System Trails, four complete TABOOSE PASS 3304 features: exact shared endpoints form one trailhead-to-pass display chain. Source object/global IDs and original attributes are preserved in the snapshot; map and prose independently establish topology.",
          "observation_id": "observation-taboose-trail-geometry",
          "observed_at": null,
          "observer": "Wayproof primary-source text, table and visual map review",
          "retrieved_at": "2026-10-06T21:40:00+00:00",
          "source_id": "source-usfs-emigrant-nfs-trail-geometry"
        }
      ],
      "sources": [
        {
          "locator": "https://apps.fs.usda.gov/arcx/rest/services/EDW/EDW_TrailNFSPublish_01/MapServer/0",
          "publisher": "USDA Forest Service",
          "source_id": "source-usfs-emigrant-nfs-trail-geometry"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "route-segment-taboose-trailhead-pass",
      "kind": "route_segment",
      "name": "Taboose trailhead to Taboose Pass"
    },
    {
      "entity_id": "route-taboose-pass",
      "kind": "route",
      "name": "Taboose Pass Trail"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20261006-taboose-pass-corridor",
      "evidence_refs": [],
      "knowledge_gap_refs": [
        "gap-taboose-route-limits"
      ],
      "path": "canonical/v0/gaps/gap-taboose-route-limits.json",
      "reason": "Add authoritative Taboose access-to-pass planning coverage with preserved uncertainty.",
      "record_id": "gap-taboose-route-limits",
      "record_type": "gap",
      "summary": "Add Taboose Pass road/trail topology, official display geometry, jurisdiction-specific planning evidence, permits, facilities, restrictions and rechecks."
    }
  ],
  "navigation": {
    "next_id": "gap-taboose-trailhead-facilities",
    "position": 259,
    "previous_id": "gap-taboose-release-clock",
    "total": 299
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "USFS Taboose Pass Trail overview: the route ascends Taboose Creek canyon from the Owens Valley between Cardinal and Goodale mountains, gains more than 6,000 feet, crosses Taboose Pass and continues to the JMT in Kings Canyon. The pass is a common destination.",
      "observation_id": "observation-taboose-trail-description",
      "observed_at": null,
      "observer": "Wayproof primary-source text, table and visual map review",
      "retrieved_at": "2026-10-06T21:40:00+00:00",
      "source_id": "source-taboose-trail"
    },
    {
      "artifact_refs": [],
      "content": "USFS National Forest System Trails, four complete TABOOSE PASS 3304 features: exact shared endpoints form one trailhead-to-pass display chain. Source object/global IDs and original attributes are preserved in the snapshot; map and prose independently establish topology.",
      "observation_id": "observation-taboose-trail-geometry",
      "observed_at": null,
      "observer": "Wayproof primary-source text, table and visual map review",
      "retrieved_at": "2026-10-06T21:40:00+00:00",
      "source_id": "source-usfs-emigrant-nfs-trail-geometry"
    }
  ],
  "record": {
    "gap_id": "gap-taboose-route-limits",
    "question": "Which alternatives, camps and western continuations are modeled?",
    "reason": "The entire named eastern trailhead-to-pass route and separate US 395 road approach are connected. Intermediate campsite spurs, crossing positions, alternate trails and the western JMT network are not modeled. The NPS stock atlas shows west-side branching; this batch does not choose an onward branch or infer a Bench Lake facility visit.",
    "related_ids": [
      "route-taboose-pass",
      "claim-taboose-trail-description",
      "claim-taboose-trail-geometry"
    ]
  },
  "record_type": "gap",
  "related_records": [
    {
      "record": {
        "entity_id": "route-taboose-pass",
        "kind": "route",
        "name": "Taboose Pass Trail"
      },
      "record_id": "route-taboose-pass",
      "record_type": "entity"
    },
    {
      "record": {
        "claim_id": "claim-taboose-trail-description",
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        ],
        "predicate": "route_description",
        "spatial_scope_ids": [
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        ],
        "subject_id": "route-taboose-pass",
        "temporal_scope": null,
        "value": {
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          "directionality": "bidirectional described and mapped trail",
          "effort": "strenuous",
          "elevation_gain_feet": {
            "more_than": 6000
          },
          "entry_id": "trailhead-taboose-pass",
          "objective_id": "place-taboose-pass",
          "west_continuation": "John Muir Trail and Kings Canyon destinations south of Mather Pass"
        }
      },
      "record_id": "claim-taboose-trail-description",
      "record_type": "claim"
    },
    {
      "record": {
        "claim_id": "claim-taboose-trail-geometry",
        "evidence_ids": [
          "evidence-taboose-trail-geometry"
        ],
        "predicate": "reviewed_route_display_geometry",
        "spatial_scope_ids": [
          "scope-route-taboose-pass",
          "scope-route-segment-taboose-trailhead-pass"
        ],
        "subject_id": "route-segment-taboose-trailhead-pass",
        "temporal_scope": null,
        "value": {
          "coordinate_reference_system": "EPSG:4326",
          "distance_policy": "No canonical distance derived from coordinates or summed from service attributes.",
          "end_coordinate": {
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            "longitude": -118.41407895936544
          },
          "geometry_snapshot": {
            "feature_id": "usfs-taboose-trailhead-pass",
            "path": "geometry/v0/snapshots/usfs-taboose-pass-20261006.geojson",
            "sha256": "df679516cb0f55f48e3aae4ceaf84b5b169e7a408882ceb6a22035720d240f3e"
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          "navigation_grade": false,
          "route_role": "official_mainline",
          "source_coordinate_accuracy": "unknown",
          "source_feature_ids": [
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          ],
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          }
        }
      },
      "record_id": "claim-taboose-trail-geometry",
      "record_type": "claim"
    }
  ],
  "sources": [
    {
      "locator": "https://www.fs.usda.gov/r05/inyo/recreation/trails/taboose-pass-trail",
      "publisher": "USDA Forest Service, Inyo National Forest",
      "source_id": "source-taboose-trail"
    },
    {
      "locator": "https://apps.fs.usda.gov/arcx/rest/services/EDW/EDW_TrailNFSPublish_01/MapServer/0",
      "publisher": "USDA Forest Service",
      "source_id": "source-usfs-emigrant-nfs-trail-geometry"
    }
  ]
}