{
  "answerability": "evidence_backed_claims_available",
  "claims": [
    {
      "claim": {
        "claim_id": "claim-route-segment-rock-creek-little-lakes-main",
        "evidence_ids": [
          "evidence-route-segment-rock-creek-little-lakes-main"
        ],
        "predicate": "official_dataset_route_segment",
        "spatial_scope_ids": [
          "scope-route-little-lakes-valley",
          "scope-route-morgan-pass-rock-creek"
        ],
        "subject_id": "route-segment-rock-creek-little-lakes-main",
        "temporal_scope": null,
        "value": {
          "coordinate_reference_system": "EPSG:4269",
          "dataset_feature_id": "{E5EAA451-A87B-42A2-93E3-B0E96FCE0DDA}",
          "dataset_feature_name": "LITTLE LAKES VALLEY",
          "dataset_field": "lengthmiles",
          "distance_miles": 3.10421564,
          "distance_status": "known",
          "end_coordinate": {
            "latitude": 37.39136930029423,
            "longitude": -118.75105991465682
          },
          "geometry_snapshot": {
            "feature_id": "{E5EAA451-A87B-42A2-93E3-B0E96FCE0DDA}",
            "path": "geometry/v0/snapshots/usgs-rock-creek-principal-routes-20260923.geojson",
            "sha256": "cbbaa853ee6d4ad8a8d995ab91270b7154a5fe3643ac1cb666d43f53c59b600a"
          },
          "operational_status_requires_current_check": true,
          "route_role": "official_mainline",
          "source_data_description": "USFS Trails Update 03/2026",
          "source_dataset_id": "{8CC4DB36-D0BE-4189-88C7-64C3569EB754}",
          "source_edit_date": 1774742400000,
          "source_feature_id": "1491",
          "source_load_date": 1777310283000,
          "source_mode_attributes": {
            "hiker_pedestrian": null,
            "pack_saddle": null
          },
          "source_originator": "U.S. Forest Service",
          "start_coordinate": {
            "latitude": 37.42904157002738,
            "longitude": -118.75098319486528
          }
        }
      },
      "evidence": [
        {
          "claim_id": "claim-route-segment-rock-creek-little-lakes-main",
          "evidence_id": "evidence-route-segment-rock-creek-little-lakes-main",
          "notes": "",
          "observation_id": "observation-usgs-rock-creek-principal-routes-20260923",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "geometry/v0/snapshots/usgs-rock-creek-principal-routes-20260923.geojson",
            "cbbaa853ee6d4ad8a8d995ab91270b7154a5fe3643ac1cb666d43f53c59b600a"
          ],
          "content": "A bounded USGS National Digital Trails query returned U.S. Forest Service-originated distance-bearing features for the shared Mosquito Flat approach, Little Lakes Valley, Mono Pass, Morgan Pass, Tamarack Lakes, and Hilton Lakes. Twenty-five reviewed features are retained in an immutable snapshot; geometry and source-field distances do not by themselves establish visitor itinerary semantics.",
          "observation_id": "observation-usgs-rock-creek-principal-routes-20260923",
          "observed_at": null,
          "observer": "",
          "retrieved_at": "2026-09-23T21:00:00+00:00",
          "source_id": "source-usgs-national-digital-trails-rock-creek-20260923"
        }
      ],
      "sources": [
        {
          "locator": "https://partnerships.nationalmap.gov/arcgis/rest/services/USGSTrails/MapServer/0",
          "publisher": "U.S. Geological Survey / U.S. Forest Service",
          "source_id": "source-usgs-national-digital-trails-rock-creek-20260923"
        }
      ],
      "subject": {
        "entity_id": "route-segment-rock-creek-little-lakes-main",
        "kind": "route_segment",
        "name": "Little Lakes Valley segment"
      }
    }
  ],
  "entity": {
    "entity_id": "route-segment-rock-creek-little-lakes-main",
    "kind": "route_segment",
    "name": "Little Lakes Valley segment"
  },
  "gap_details": [
    {
      "claims": [],
      "entities": [
        {
          "entity_id": "route-little-lakes-valley",
          "kind": "route",
          "name": "Little Lakes Valley Trail"
        },
        {
          "entity_id": "route-segment-rock-creek-little-lakes-main",
          "kind": "route_segment",
          "name": "Little Lakes Valley segment"
        }
      ],
      "history": [
        {
          "action": "ADD",
          "change_set_id": "wp-20260923-rock-creek-corridor-principal-routes",
          "evidence_refs": [],
          "knowledge_gap_refs": [],
          "path": "canonical/v0/gaps/gap-rock-creek-little-lakes-intermediate-mileages.json",
          "reason": "Publish the official Rock Creek corridor, principal distance-bearing hiking topology, reviewed geometry, and Mosquito Flat overnight-permit boundary.",
          "record_id": "gap-rock-creek-little-lakes-intermediate-mileages",
          "record_type": "gap",
          "summary": "Add the Rock Creek developed corridor, five principal bidirectional hiking routes with reviewed GeoJSON, Mosquito Flat access, overnight permit and food-storage requirements, and explicit unresolved spur/current-condition gaps."
        }
      ],
      "navigation": {
        "next_id": "gap-rock-creek-live-access-and-trailhead-operations",
        "position": 244,
        "previous_id": "gap-rock-creek-gem-chickenfoot-spur-connectors",
        "total": 299
      },
      "observations": [],
      "record": {
        "gap_id": "gap-rock-creek-little-lakes-intermediate-mileages",
        "question": "What are the source-published segment mileages between each named Little Lakes Valley lake?",
        "reason": "The official map establishes the named lakes along the corridor, but the reviewed USGS service publishes the valley as one 3.104216-mile feature. Wayproof does not cut it at inferred positions.",
        "related_ids": [
          "route-little-lakes-valley",
          "route-segment-rock-creek-little-lakes-main"
        ]
      },
      "record_type": "gap",
      "related_records": [
        {
          "record": {
            "entity_id": "route-little-lakes-valley",
            "kind": "route",
            "name": "Little Lakes Valley Trail"
          },
          "record_id": "route-little-lakes-valley",
          "record_type": "entity"
        },
        {
          "record": {
            "entity_id": "route-segment-rock-creek-little-lakes-main",
            "kind": "route_segment",
            "name": "Little Lakes Valley segment"
          },
          "record_id": "route-segment-rock-creek-little-lakes-main",
          "record_type": "entity"
        }
      ],
      "sources": []
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260923-rock-creek-corridor-principal-routes",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/entities/route-segment-rock-creek-little-lakes-main.json",
      "reason": "Publish the official Rock Creek corridor, principal distance-bearing hiking topology, reviewed geometry, and Mosquito Flat overnight-permit boundary.",
      "record_id": "route-segment-rock-creek-little-lakes-main",
      "record_type": "entity",
      "summary": "Add the Rock Creek developed corridor, five principal bidirectional hiking routes with reviewed GeoJSON, Mosquito Flat access, overnight permit and food-storage requirements, and explicit unresolved spur/current-condition gaps."
    },
    {
      "action": "ADD",
      "change_set_id": "wp-20260923-rock-creek-corridor-principal-routes",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-route-segment-rock-creek-little-lakes-main.json",
      "reason": "Publish the official Rock Creek corridor, principal distance-bearing hiking topology, reviewed geometry, and Mosquito Flat overnight-permit boundary.",
      "record_id": "claim-route-segment-rock-creek-little-lakes-main",
      "record_type": "claim",
      "summary": "Add the Rock Creek developed corridor, five principal bidirectional hiking routes with reviewed GeoJSON, Mosquito Flat access, overnight permit and food-storage requirements, and explicit unresolved spur/current-condition gaps."
    }
  ],
  "journey": [],
  "knowledge_gaps": [
    {
      "gap_id": "gap-rock-creek-little-lakes-intermediate-mileages",
      "question": "What are the source-published segment mileages between each named Little Lakes Valley lake?",
      "reason": "The official map establishes the named lakes along the corridor, but the reviewed USGS service publishes the valley as one 3.104216-mile feature. Wayproof does not cut it at inferred positions.",
      "related_ids": [
        "route-little-lakes-valley",
        "route-segment-rock-creek-little-lakes-main"
      ]
    }
  ],
  "reference_evidence": [],
  "relationships": [
    {
      "evidence_ids": [
        "evidence-route-segment-rock-creek-little-lakes-main"
      ],
      "object_id": "route-node-little-lakes-south-junction",
      "predicate": "ends_at",
      "relationship_id": "relationship-route-segment-rock-creek-little-lakes-main-ends-at",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-route-segment-rock-creek-little-lakes-main"
      ],
      "object_id": "route-little-lakes-valley",
      "predicate": "part_of",
      "relationship_id": "relationship-route-segment-rock-creek-little-lakes-main-part-of-route-little-lakes-valley",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-route-segment-rock-creek-little-lakes-main"
      ],
      "object_id": "route-morgan-pass-rock-creek",
      "predicate": "part_of",
      "relationship_id": "relationship-route-segment-rock-creek-little-lakes-main-part-of-route-morgan-pass-rock-creek",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-rock-creek-corridor-map-inventory"
      ],
      "object_id": "waterbody-box-lake-rock-creek",
      "predicate": "provides_access_to",
      "relationship_id": "relationship-little-lakes-main-provides-access-to-waterbody-box-lake-rock-creek",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-rock-creek-corridor-map-inventory"
      ],
      "object_id": "waterbody-chickenfoot-lake-rock-creek",
      "predicate": "provides_access_to",
      "relationship_id": "relationship-little-lakes-main-provides-access-to-waterbody-chickenfoot-lake-rock-creek",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
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      ],
      "object_id": "waterbody-gem-lakes-rock-creek",
      "predicate": "provides_access_to",
      "relationship_id": "relationship-little-lakes-main-provides-access-to-waterbody-gem-lakes-rock-creek",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-rock-creek-corridor-map-inventory"
      ],
      "object_id": "waterbody-heart-lake-rock-creek",
      "predicate": "provides_access_to",
      "relationship_id": "relationship-little-lakes-main-provides-access-to-waterbody-heart-lake-rock-creek",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-rock-creek-corridor-map-inventory"
      ],
      "object_id": "waterbody-long-lake-rock-creek",
      "predicate": "provides_access_to",
      "relationship_id": "relationship-little-lakes-main-provides-access-to-waterbody-long-lake-rock-creek",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-rock-creek-corridor-map-inventory"
      ],
      "object_id": "waterbody-mack-lake-rock-creek",
      "predicate": "provides_access_to",
      "relationship_id": "relationship-little-lakes-main-provides-access-to-waterbody-mack-lake-rock-creek",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-rock-creek-corridor-map-inventory"
      ],
      "object_id": "waterbody-marsh-lake-rock-creek",
      "predicate": "provides_access_to",
      "relationship_id": "relationship-little-lakes-main-provides-access-to-waterbody-marsh-lake-rock-creek",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-route-segment-rock-creek-little-lakes-main"
      ],
      "object_id": "route-node-rock-creek-mosquito-branch",
      "predicate": "starts_at",
      "relationship_id": "relationship-route-segment-rock-creek-little-lakes-main-starts-at",
      "subject_id": "route-segment-rock-creek-little-lakes-main",
      "temporal_scope": null
    }
  ],
  "route_geometry": null,
  "route_geometry_url": null,
  "type": "canonical_entity"
}