{
  "answerability": "evidence_backed_claims_available",
  "claims": [
    {
      "claim": {
        "claim_id": "claim-park-mission-peak-regional-preserve-boundary-geometry-20260924",
        "evidence_ids": [
          "evidence-park-mission-peak-regional-preserve-boundary-geometry-20260924"
        ],
        "predicate": "managed_land_boundary_geometry",
        "spatial_scope_ids": [],
        "subject_id": "park-mission-peak-regional-preserve",
        "temporal_scope": null,
        "value": {
          "boundary_geometry_snapshot": {
            "feature_ids": [
              "ebrpd:83",
              "ebrpd:84"
            ],
            "path": "geometry/v0/snapshots/ebrpd-managed-land-boundaries-20260924.geojson",
            "sha256": "4e6558956f4f397816d719ff87554289e08dd495314b2d57c83d1634f083e3e5"
          },
          "boundary_type": "managed_land_status_polygons",
          "coordinate_precision_decimal_degrees": 5,
          "coordinate_reference_system": "EPSG:4326",
          "navigation_grade": false
        }
      },
      "evidence": [
        {
          "claim_id": "claim-park-mission-peak-regional-preserve-boundary-geometry-20260924",
          "evidence_id": "evidence-park-mission-peak-regional-preserve-boundary-geometry-20260924",
          "notes": "Supports the selected source polygons and their retained boundary semantics.",
          "observation_id": "observation-managed-land-boundaries-ebrpd-20260924",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "geometry/v0/snapshots/ebrpd-managed-land-boundaries-20260924.geojson"
          ],
          "content": "EBRPD's open-data layer reports the selected current managed-land polygons; parkland and landbank status remain separate.",
          "observation_id": "observation-managed-land-boundaries-ebrpd-20260924",
          "observed_at": null,
          "observer": "",
          "retrieved_at": "2026-09-24T22:00:00+00:00",
          "source_id": "source-ebrpd-managed-land-boundaries-20260924"
        }
      ],
      "sources": [
        {
          "locator": "https://services2.arcgis.com/jeEP9c9zZoQQwtck/arcgis/rest/services/EBRPD_Parks/FeatureServer/0",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-managed-land-boundaries-20260924"
        }
      ],
      "subject": {
        "entity_id": "park-mission-peak-regional-preserve",
        "kind": "park",
        "name": "Mission Peak Regional Preserve"
      }
    },
    {
      "claim": {
        "claim_id": "claim-mission-peak-map-route-distances-2026-08",
        "evidence_ids": [
          "evidence-ebrpd-mission-peak-map-route-distances-2026-08"
        ],
        "predicate": "official_map_route_distances",
        "spatial_scope_ids": [
          "scope-mission-peak-stanford-avenue-staging",
          "scope-ohlone-wilderness-trail"
        ],
        "subject_id": "park-mission-peak-regional-preserve",
        "temporal_scope": {
          "ends_on": null,
          "starts_on": "2026-08-01"
        },
        "value": {
          "mission_peak_to_sunol_boundary_miles": 3.59,
          "stanford_staging_to_sunol_visitor_center_miles": 8.66
        }
      },
      "evidence": [
        {
          "claim_id": "claim-mission-peak-map-route-distances-2026-08",
          "evidence_id": "evidence-ebrpd-mission-peak-map-route-distances-2026-08",
          "notes": "The official current map directly labels the Stanford-to-Sunol Visitor Center and park-boundary-to-boundary distances.",
          "observation_id": "observation-ebrpd-mission-peak-map-2026-08",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "PDF page 1",
            "Map revision 2026-8",
            "Legend and mapped facility symbols"
          ],
          "content": "The current standalone Mission Peak map is marked 2026-8. It depicts a restroom at Stanford Avenue Staging Area and distinguishes restroom, drinking-water, horse-water, parking, trail-post, picnic-table, and reservable-camping symbols. It states 8.66 miles from Stanford Avenue Staging Area to Sunol Visitor Center and 3.59 miles between the Mission Peak Regional Preserve and Sunol Regional Wilderness boundaries. It also maps trail-use classes, individual segment mileages, emergency trail-post numbers, the Eagle Spring Backpack Camp, and prohibited access from Mill Creek Road.",
          "observation_id": "observation-ebrpd-mission-peak-map-2026-08",
          "observed_at": null,
          "observer": "Wayproof PDF visual review",
          "retrieved_at": "2026-09-20T00:00:00-07:00",
          "source_id": "source-ebrpd-mission-peak-map-2026-08"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/sites/default/files/maps/mission-peak-map.pdf",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-mission-peak-map-2026-08"
        }
      ],
      "subject": {
        "entity_id": "park-mission-peak-regional-preserve",
        "kind": "park",
        "name": "Mission Peak Regional Preserve"
      }
    },
    {
      "claim": {
        "claim_id": "claim-mission-peak-access-policy",
        "evidence_ids": [
          "evidence-mission-peak-access-policy"
        ],
        "predicate": "visitor_access_policy",
        "spatial_scope_ids": [
          "scope-mission-peak-ohlone-college-entrance",
          "scope-mission-peak-anza-pine-entrance",
          "scope-mission-peak-stanford-avenue-staging"
        ],
        "subject_id": "park-mission-peak-regional-preserve",
        "temporal_scope": null,
        "value": {
          "anza_pine_walk_in": {
            "access_mode": "walk-in",
            "parking_location": "Ohlone College campus",
            "separate_parking_destination": false
          },
          "mill_creek_road_access": false,
          "ohlone_college": {
            "approximate_spaces": 900,
            "overnight_parking": false,
            "parking_areas": [
              "Lot E",
              "Lot G",
              "Lot H",
              "South Parking Structure"
            ],
            "permit_required_hours": "06:00–23:00 daily, except college-observed holidays and semester breaks"
          },
          "preferred_over_stanford_for_capacity": true,
          "stanford_avenue": {
            "overnight_parking": "Only with a permit issued through an Ohlone Wilderness camping reservation",
            "residential_parking_restricted": "Saturday 00:01 through Sunday 23:59 and on national holidays",
            "spaces": 43
          }
        }
      },
      "evidence": [
        {
          "claim_id": "claim-mission-peak-access-policy",
          "evidence_id": "evidence-mission-peak-access-policy",
          "notes": "The official park page directly compares parking capacity, permit requirements, overnight use, and access restrictions for the two principal approaches.",
          "observation_id": "observation-ebrpd-mission-peak-access",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "To Reach The Park",
            "Ohlone College Entrance",
            "Stanford Avenue Entrance"
          ],
          "content": "The live park page distinguishes the Ohlone College approach, its Anza–Pine walk-in entrance, and Stanford Avenue access. Visitors using Anza–Pine generally park on the Ohlone College campus and walk to that pedestrian entry point; Anza–Pine is not modeled as a separate parking destination. Ohlone College has more than 900 parking spaces in Lots E, G, H and the parking structure, requires a college parking permit from 6 a.m. to 11 p.m. except stated college holidays and semester breaks, and prohibits overnight parking. Stanford Avenue has 43 spaces and permits overnight parking only with the permit issued through an Ohlone Wilderness camping reservation. The page warns that nearby residential parking is restricted on weekends and national holidays, states there is no Mission Peak access from Mill Creek Road, and encourages Ohlone College access because Stanford Avenue is heavily used.",
          "observation_id": "observation-ebrpd-mission-peak-access",
          "observed_at": null,
          "observer": "Wayproof live source review",
          "retrieved_at": "2026-09-20T00:00:00-07:00",
          "source_id": "source-ebrpd-mission-peak-park-page"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/parks/mission-peak",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-mission-peak-park-page"
        }
      ],
      "subject": {
        "entity_id": "park-mission-peak-regional-preserve",
        "kind": "park",
        "name": "Mission Peak Regional Preserve"
      }
    }
  ],
  "entity": {
    "entity_id": "park-mission-peak-regional-preserve",
    "kind": "park",
    "name": "Mission Peak Regional Preserve"
  },
  "gap_details": [],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-ebrpd-ohlone-park-page",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/entities/park-mission-peak-regional-preserve.json",
      "reason": "Add the official Ohlone preserve page, resolve the 2026 permit change, and date volatile water status.",
      "record_id": "park-mission-peak-regional-preserve",
      "record_type": "entity",
      "summary": "Ingest the official Ohlone preserve page, resolve the obsolete permit ambiguity, and preserve dated water availability."
    },
    {
      "action": "ADD",
      "change_set_id": "change-managed-land-boundary-backfill-20260924",
      "evidence_refs": [
        "evidence-park-mission-peak-regional-preserve-boundary-geometry-20260924"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-park-mission-peak-regional-preserve-boundary-geometry-20260924.json",
      "reason": "Backfill reviewed managed-land boundary geometry",
      "record_id": "claim-park-mission-peak-regional-preserve-boundary-geometry-20260924",
      "record_type": "claim",
      "summary": "Backfill reviewed boundary geometry for every published park, national park, and wilderness entity"
    },
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-mission-peak-access-parking",
      "evidence_refs": [
        "evidence-ebrpd-mission-peak-map-route-distances-2026-08"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-mission-peak-map-route-distances-2026-08.json",
      "reason": "Ingest the current August 2026 official Mission Peak map with explicit revision provenance.",
      "record_id": "claim-mission-peak-map-route-distances-2026-08",
      "record_type": "claim",
      "summary": "Add official Mission Peak access and parking sources, Ohlone College visitor permit policy, linked access-point references, the Stanford Avenue restroom pin, and the current August 2026 official Mission Peak map with route distances and restroom corroboration."
    },
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-mission-peak-access-parking",
      "evidence_refs": [
        "evidence-mission-peak-access-policy"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-mission-peak-access-policy.json",
      "reason": "Capture Mission Peak access, parking, permit, and official-page-linked map-point knowledge with explicit provenance and applicability.",
      "record_id": "claim-mission-peak-access-policy",
      "record_type": "claim",
      "summary": "Add official Mission Peak access and parking sources, Ohlone College visitor permit policy, linked access-point references, the Stanford Avenue restroom pin, and the current August 2026 official Mission Peak map with route distances and restroom corroboration."
    }
  ],
  "journey": [],
  "knowledge_gaps": [],
  "reference_evidence": [],
  "relationships": [
    {
      "evidence_ids": [
        "evidence-ohlone-trail-traversed-parks"
      ],
      "object_id": "park-mission-peak-regional-preserve",
      "predicate": "traverses",
      "relationship_id": "relationship-ohlone-trail-traverses-mission-peak-regional-preserve",
      "subject_id": "trail-ohlone-wilderness",
      "temporal_scope": null
    }
  ],
  "route_geometry": null,
  "route_geometry_url": null,
  "type": "canonical_entity"
}