{
  "answerability": "evidence_backed_claims_available",
  "claims": [
    {
      "claim": {
        "claim_id": "claim-smith-peak-entrance-published-profile",
        "evidence_ids": [
          "evidence-smith-peak-entrance-published-profile"
        ],
        "predicate": "published_route_profile",
        "spatial_scope_ids": [
          "scope-hetch-hetchy"
        ],
        "subject_id": "route-smith-peak-entrance",
        "temporal_scope": null,
        "value": {
          "elevation_gain_ft": 3300,
          "objective_entity_ids": [
            "peak-smith"
          ],
          "operational_status_requires_current_check": true,
          "published_start_entity_id": "entrance-yosemite-hetch-hetchy",
          "round_trip_miles": 16.0
        }
      },
      "evidence": [
        {
          "claim_id": "claim-smith-peak-entrance-published-profile",
          "evidence_id": "evidence-smith-peak-entrance-published-profile",
          "notes": "",
          "observation_id": "observation-nps-yosemite-hetch-hetchy-hikes-20260925",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "NPS publishes Hetch Hetchy day and multi-day route starts, distances, elevation changes, use rules, and permit context.",
          "observation_id": "observation-nps-yosemite-hetch-hetchy-hikes-20260925",
          "observed_at": null,
          "observer": "",
          "retrieved_at": "2026-09-25T00:00:00+00:00",
          "source_id": "source-nps-yosemite-hetch-hetchy-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.nps.gov/yose/planyourvisit/hetchhetchy.htm",
          "publisher": "National Park Service",
          "source_id": "source-nps-yosemite-hetch-hetchy-hikes"
        }
      ],
      "subject": {
        "entity_id": "route-smith-peak-entrance",
        "kind": "route",
        "name": "Smith Peak from Hetch Hetchy Entrance"
      }
    }
  ],
  "entity": {
    "entity_id": "route-smith-peak-entrance",
    "kind": "route",
    "name": "Smith Peak from Hetch Hetchy Entrance"
  },
  "gap_details": [
    {
      "claims": [],
      "entities": [
        {
          "entity_id": "route-hetch-hetchy-lookout-point",
          "kind": "route",
          "name": "Lookout Point"
        },
        {
          "entity_id": "route-lake-vernon-rancheria-loop",
          "kind": "route",
          "name": "Lake Vernon and Rancheria Falls Loop"
        },
        {
          "entity_id": "route-laurel-lake",
          "kind": "route",
          "name": "Laurel Lake"
        },
        {
          "entity_id": "route-poopenaut-valley",
          "kind": "route",
          "name": "Poopenaut Valley"
        },
        {
          "entity_id": "route-rancheria-falls",
          "kind": "route",
          "name": "Rancheria Falls"
        },
        {
          "entity_id": "route-smith-peak-entrance",
          "kind": "route",
          "name": "Smith Peak from Hetch Hetchy Entrance"
        },
        {
          "entity_id": "route-smith-peak-main",
          "kind": "route",
          "name": "Smith Peak from Smith Peak Trailhead"
        },
        {
          "entity_id": "route-wapama-falls",
          "kind": "route",
          "name": "Wapama Falls"
        }
      ],
      "history": [
        {
          "action": "ADD",
          "change_set_id": "wp-20260925-yosemite-hetch-hetchy-depth",
          "evidence_refs": [],
          "knowledge_gap_refs": [],
          "path": "canonical/v0/gaps/gap-yosemite-hetch-hetchy-route-topology.json",
          "reason": "Add reviewed Hetch Hetchy planning depth.",
          "record_id": "gap-yosemite-hetch-hetchy-route-topology",
          "record_type": "gap",
          "summary": "Add official-source Hetch Hetchy routes, access, reservoir rules, facilities, dated operational evidence, reviewed map points, and explicit gaps."
        },
        {
          "action": "REPLACE",
          "change_set_id": "wp-20260926-yosemite-hetch-hetchy-route-graph",
          "evidence_refs": [],
          "knowledge_gap_refs": [],
          "path": "canonical/v0/gaps/gap-yosemite-hetch-hetchy-route-topology.json",
          "reason": "Add reviewed Hetch Hetchy route topology from the official NPS map and trail service.",
          "record_id": "gap-yosemite-hetch-hetchy-route-topology",
          "record_type": "gap",
          "summary": "Publish reviewed Wapama Falls and Poopenaut Valley route graphs and narrow the remaining Hetch Hetchy topology gap."
        }
      ],
      "navigation": {
        "next_id": "gap-yosemite-hetch-hetchy-trip-date-operations",
        "position": 279,
        "previous_id": "gap-yosemite-hetch-hetchy-distance-conflicts",
        "total": 299
      },
      "observations": [],
      "record": {
        "gap_id": "gap-yosemite-hetch-hetchy-route-topology",
        "question": "Which reviewed NPS features and explicit connectors complete the remaining Hetch Hetchy routes and exact access paths?",
        "reason": "Wapama Falls and Poopenaut Valley now have exact-endpoint route graphs. Lookout Point, Rancheria Falls, both Smith Peak approaches, Laurel Lake, and the Lake Vernon/Rancheria loop remain unresolved; unnamed or nearby lines are not joined without route-specific review.",
        "related_ids": [
          "route-hetch-hetchy-lookout-point",
          "route-wapama-falls",
          "route-rancheria-falls",
          "route-smith-peak-main",
          "route-smith-peak-entrance",
          "route-poopenaut-valley",
          "route-laurel-lake",
          "route-lake-vernon-rancheria-loop",
          "source-nps-public-trails-feature-service"
        ]
      },
      "record_type": "gap",
      "related_records": [
        {
          "record": {
            "entity_id": "route-hetch-hetchy-lookout-point",
            "kind": "route",
            "name": "Lookout Point"
          },
          "record_id": "route-hetch-hetchy-lookout-point",
          "record_type": "entity"
        },
        {
          "record": {
            "entity_id": "route-wapama-falls",
            "kind": "route",
            "name": "Wapama Falls"
          },
          "record_id": "route-wapama-falls",
          "record_type": "entity"
        },
        {
          "record": {
            "entity_id": "route-rancheria-falls",
            "kind": "route",
            "name": "Rancheria Falls"
          },
          "record_id": "route-rancheria-falls",
          "record_type": "entity"
        },
        {
          "record": {
            "entity_id": "route-smith-peak-main",
            "kind": "route",
            "name": "Smith Peak from Smith Peak Trailhead"
          },
          "record_id": "route-smith-peak-main",
          "record_type": "entity"
        },
        {
          "record": {
            "entity_id": "route-smith-peak-entrance",
            "kind": "route",
            "name": "Smith Peak from Hetch Hetchy Entrance"
          },
          "record_id": "route-smith-peak-entrance",
          "record_type": "entity"
        },
        {
          "record": {
            "entity_id": "route-poopenaut-valley",
            "kind": "route",
            "name": "Poopenaut Valley"
          },
          "record_id": "route-poopenaut-valley",
          "record_type": "entity"
        },
        {
          "record": {
            "entity_id": "route-laurel-lake",
            "kind": "route",
            "name": "Laurel Lake"
          },
          "record_id": "route-laurel-lake",
          "record_type": "entity"
        },
        {
          "record": {
            "entity_id": "route-lake-vernon-rancheria-loop",
            "kind": "route",
            "name": "Lake Vernon and Rancheria Falls Loop"
          },
          "record_id": "route-lake-vernon-rancheria-loop",
          "record_type": "entity"
        },
        {
          "record": {
            "locator": "https://mapservices.nps.gov/arcgis/rest/services/NationalDatasets/NPS_Public_Trails/FeatureServer/0",
            "publisher": "National Park Service",
            "source_id": "source-nps-public-trails-feature-service"
          },
          "record_id": "source-nps-public-trails-feature-service",
          "record_type": "source"
        }
      ],
      "sources": []
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260925-yosemite-hetch-hetchy-depth",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/entities/route-smith-peak-entrance.json",
      "reason": "Add reviewed Hetch Hetchy planning depth.",
      "record_id": "route-smith-peak-entrance",
      "record_type": "entity",
      "summary": "Add official-source Hetch Hetchy routes, access, reservoir rules, facilities, dated operational evidence, reviewed map points, and explicit gaps."
    },
    {
      "action": "ADD",
      "change_set_id": "wp-20260925-yosemite-hetch-hetchy-depth",
      "evidence_refs": [
        "evidence-smith-peak-entrance-published-profile"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-smith-peak-entrance-published-profile.json",
      "reason": "Add reviewed Hetch Hetchy planning depth.",
      "record_id": "claim-smith-peak-entrance-published-profile",
      "record_type": "claim",
      "summary": "Add official-source Hetch Hetchy routes, access, reservoir rules, facilities, dated operational evidence, reviewed map points, and explicit gaps."
    }
  ],
  "journey": [],
  "knowledge_gaps": [
    {
      "gap_id": "gap-yosemite-hetch-hetchy-route-topology",
      "question": "Which reviewed NPS features and explicit connectors complete the remaining Hetch Hetchy routes and exact access paths?",
      "reason": "Wapama Falls and Poopenaut Valley now have exact-endpoint route graphs. Lookout Point, Rancheria Falls, both Smith Peak approaches, Laurel Lake, and the Lake Vernon/Rancheria loop remain unresolved; unnamed or nearby lines are not joined without route-specific review.",
      "related_ids": [
        "route-hetch-hetchy-lookout-point",
        "route-wapama-falls",
        "route-rancheria-falls",
        "route-smith-peak-main",
        "route-smith-peak-entrance",
        "route-poopenaut-valley",
        "route-laurel-lake",
        "route-lake-vernon-rancheria-loop",
        "source-nps-public-trails-feature-service"
      ]
    }
  ],
  "reference_evidence": [],
  "relationships": [
    {
      "evidence_ids": [
        "evidence-smith-peak-entrance-published-profile"
      ],
      "object_id": "route-smith-peak-entrance",
      "predicate": "accesses",
      "relationship_id": "relationship-entrance-yosemite-hetch-hetchy-accesses-smith-peak-entrance",
      "subject_id": "entrance-yosemite-hetch-hetchy",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-smith-peak-entrance-published-profile"
      ],
      "object_id": "peak-smith",
      "predicate": "reaches",
      "relationship_id": "relationship-smith-peak-entrance-reaches-1-peak-smith",
      "subject_id": "route-smith-peak-entrance",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-smith-peak-entrance-published-profile"
      ],
      "object_id": "entrance-yosemite-hetch-hetchy",
      "predicate": "starts_at",
      "relationship_id": "relationship-smith-peak-entrance-starts-at",
      "subject_id": "route-smith-peak-entrance",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-smith-peak-entrance-published-profile"
      ],
      "object_id": "park-yosemite-national-park",
      "predicate": "traverses",
      "relationship_id": "relationship-smith-peak-entrance-traverses-yosemite",
      "subject_id": "route-smith-peak-entrance",
      "temporal_scope": null
    }
  ],
  "route_geometry": null,
  "route_geometry_url": null,
  "type": "canonical_entity"
}
