{
  "answerability": "evidence_backed_claims_available",
  "claims": [
    {
      "claim": {
        "claim_id": "claim-google-maps-sunol-backpack-site-coordinates",
        "evidence_ids": [
          "evidence-google-maps-sunol-eagles-aerie-coordinate",
          "evidence-google-maps-sunol-hawks-nest-coordinate",
          "evidence-google-maps-sunol-sky-camp-coordinate",
          "evidence-google-maps-sunol-stars-rest-coordinate",
          "evidence-google-maps-sunol-sycamore-coordinate",
          "evidence-google-maps-sunol-cathedral-coordinate",
          "evidence-google-maps-sunol-oak-view-coordinate"
        ],
        "predicate": "google_maps_labeled_site_coordinates",
        "spatial_scope_ids": [
          "scope-sunol-backpack-camp"
        ],
        "subject_id": "camp-ohlone-map-sunol-backpack",
        "temporal_scope": null,
        "value": {
          "authoritative": false,
          "coordinate_basis": "center of Google Maps displayed 10-character Plus Code cell",
          "provenance_class": "user_supplied_google_maps_labeled_places",
          "sites": {
            "campsite-reserveamerica-sunol-316": {
              "label": "Sycamore Camp",
              "latitude": 37.5131875,
              "longitude": -121.7941875,
              "plus_code": "849WG674+78",
              "source_id": "source-google-maps-sunol-sycamore"
            },
            "campsite-reserveamerica-sunol-357": {
              "label": "Eagles Aerie Backpack Camp",
              "latitude": 37.5110625,
              "longitude": -121.7923125,
              "plus_code": "849WG665+C3",
              "source_id": "source-google-maps-sunol-eagles-aerie"
            },
            "campsite-reserveamerica-sunol-375": {
              "label": "Hawks Nest Backpack Camp",
              "latitude": 37.5116875,
              "longitude": -121.7926875,
              "plus_code": "849WG664+MW",
              "source_id": "source-google-maps-sunol-hawks-nest"
            },
            "campsite-reserveamerica-sunol-389": {
              "label": "Sky Camp Backpack Camp",
              "latitude": 37.5100625,
              "longitude": -121.7933125,
              "plus_code": "849WG664+2M",
              "source_id": "source-google-maps-sunol-sky-camp"
            },
            "campsite-reserveamerica-sunol-390": {
              "label": "Cathedral Backpack Camp",
              "latitude": 37.5106875,
              "longitude": -121.7961875,
              "plus_code": "849WG663+7G",
              "source_id": "source-google-maps-sunol-cathedral"
            },
            "campsite-reserveamerica-sunol-391": {
              "label": "Oak View Backpack Camp",
              "latitude": 37.5093125,
              "longitude": -121.7968125,
              "plus_code": "849WG653+P7",
              "source_id": "source-google-maps-sunol-oak-view"
            },
            "campsite-reserveamerica-sunol-393": {
              "label": "Stars Rest Backpack Camp",
              "latitude": 37.5133125,
              "longitude": -121.7925625,
              "plus_code": "849WG674+8X",
              "source_id": "source-google-maps-sunol-stars-rest"
            }
          }
        }
      },
      "evidence": [
        {
          "claim_id": "claim-google-maps-sunol-backpack-site-coordinates",
          "evidence_id": "evidence-google-maps-sunol-eagles-aerie-coordinate",
          "notes": "Supports a Google-labeled approximate place coordinate only; it does not close the gap for authoritative campsite coordinates.",
          "observation_id": "observation-google-maps-sunol-eagles-aerie-coordinate",
          "stance": "supports"
        },
        {
          "claim_id": "claim-google-maps-sunol-backpack-site-coordinates",
          "evidence_id": "evidence-google-maps-sunol-hawks-nest-coordinate",
          "notes": "Supports a Google-labeled approximate place coordinate only; it does not close the gap for authoritative campsite coordinates.",
          "observation_id": "observation-google-maps-sunol-hawks-nest-coordinate",
          "stance": "supports"
        },
        {
          "claim_id": "claim-google-maps-sunol-backpack-site-coordinates",
          "evidence_id": "evidence-google-maps-sunol-sky-camp-coordinate",
          "notes": "Supports a Google-labeled approximate place coordinate only; it does not close the gap for authoritative campsite coordinates.",
          "observation_id": "observation-google-maps-sunol-sky-camp-coordinate",
          "stance": "supports"
        },
        {
          "claim_id": "claim-google-maps-sunol-backpack-site-coordinates",
          "evidence_id": "evidence-google-maps-sunol-stars-rest-coordinate",
          "notes": "Supports a Google-labeled approximate place coordinate only; it does not close the gap for authoritative campsite coordinates.",
          "observation_id": "observation-google-maps-sunol-stars-rest-coordinate",
          "stance": "supports"
        },
        {
          "claim_id": "claim-google-maps-sunol-backpack-site-coordinates",
          "evidence_id": "evidence-google-maps-sunol-sycamore-coordinate",
          "notes": "Supports a Google-labeled approximate place coordinate only; it does not close the gap for authoritative campsite coordinates.",
          "observation_id": "observation-google-maps-sunol-sycamore-coordinate",
          "stance": "supports"
        },
        {
          "claim_id": "claim-google-maps-sunol-backpack-site-coordinates",
          "evidence_id": "evidence-google-maps-sunol-cathedral-coordinate",
          "notes": "Supports a Google-labeled approximate place coordinate only; it does not close the gap for authoritative campsite coordinates.",
          "observation_id": "observation-google-maps-sunol-cathedral-coordinate",
          "stance": "supports"
        },
        {
          "claim_id": "claim-google-maps-sunol-backpack-site-coordinates",
          "evidence_id": "evidence-google-maps-sunol-oak-view-coordinate",
          "notes": "Supports a Google-labeled approximate place coordinate only; it does not close the gap for authoritative campsite coordinates.",
          "observation_id": "observation-google-maps-sunol-oak-view-coordinate",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "User-supplied Google Maps link",
            "Google Maps labeled place and Plus Code"
          ],
          "content": "The user-supplied link resolves to the Google Maps labeled place Eagles Aerie Backpack Camp. Google Maps displays Plus Code 849WG665+C3; the center of that 10-character Plus Code cell is 37.5110625, -121.7923125. This is an approximate Google Maps place coordinate, not an official EBRPD or surveyed campsite coordinate.",
          "observation_id": "observation-google-maps-sunol-eagles-aerie-coordinate",
          "observed_at": null,
          "observer": "Wayproof live browser review of user-supplied Google Maps link",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-google-maps-sunol-eagles-aerie"
        },
        {
          "artifact_refs": [
            "User-supplied Google Maps link",
            "Google Maps labeled place and Plus Code"
          ],
          "content": "The user-supplied link resolves to the Google Maps labeled place Hawks Nest Backpack Camp. Google Maps displays Plus Code 849WG664+MW; the center of that 10-character Plus Code cell is 37.5116875, -121.7926875. This is an approximate Google Maps place coordinate, not an official EBRPD or surveyed campsite coordinate.",
          "observation_id": "observation-google-maps-sunol-hawks-nest-coordinate",
          "observed_at": null,
          "observer": "Wayproof live browser review of user-supplied Google Maps link",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-google-maps-sunol-hawks-nest"
        },
        {
          "artifact_refs": [
            "User-supplied Google Maps link",
            "Google Maps labeled place and Plus Code"
          ],
          "content": "The user-supplied link resolves to the Google Maps labeled place Sky Camp Backpack Camp. Google Maps displays Plus Code 849WG664+2M; the center of that 10-character Plus Code cell is 37.5100625, -121.7933125. This is an approximate Google Maps place coordinate, not an official EBRPD or surveyed campsite coordinate.",
          "observation_id": "observation-google-maps-sunol-sky-camp-coordinate",
          "observed_at": null,
          "observer": "Wayproof live browser review of user-supplied Google Maps link",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-google-maps-sunol-sky-camp"
        },
        {
          "artifact_refs": [
            "User-supplied Google Maps link",
            "Google Maps labeled place and Plus Code"
          ],
          "content": "The user-supplied link resolves to the Google Maps labeled place Stars Rest Backpack Camp. Google Maps displays Plus Code 849WG674+8X; the center of that 10-character Plus Code cell is 37.5133125, -121.7925625. This is an approximate Google Maps place coordinate, not an official EBRPD or surveyed campsite coordinate.",
          "observation_id": "observation-google-maps-sunol-stars-rest-coordinate",
          "observed_at": null,
          "observer": "Wayproof live browser review of user-supplied Google Maps link",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-google-maps-sunol-stars-rest"
        },
        {
          "artifact_refs": [
            "User-supplied Google Maps link",
            "Google Maps labeled place and Plus Code"
          ],
          "content": "The user-supplied link resolves to the Google Maps labeled place Sycamore Camp. Google Maps displays Plus Code 849WG674+78; the center of that 10-character Plus Code cell is 37.5131875, -121.7941875. This is an approximate Google Maps place coordinate, not an official EBRPD or surveyed campsite coordinate.",
          "observation_id": "observation-google-maps-sunol-sycamore-coordinate",
          "observed_at": null,
          "observer": "Wayproof live browser review of user-supplied Google Maps link",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-google-maps-sunol-sycamore"
        },
        {
          "artifact_refs": [
            "User-supplied Google Maps link",
            "Google Maps labeled place and Plus Code"
          ],
          "content": "The user-supplied link resolves to the Google Maps labeled place Cathedral Backpack Camp. Google Maps displays Plus Code 849WG663+7G; the center of that 10-character Plus Code cell is 37.5106875, -121.7961875. This is an approximate Google Maps place coordinate, not an official EBRPD or surveyed campsite coordinate.",
          "observation_id": "observation-google-maps-sunol-cathedral-coordinate",
          "observed_at": null,
          "observer": "Wayproof live browser review of user-supplied Google Maps link",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-google-maps-sunol-cathedral"
        },
        {
          "artifact_refs": [
            "User-supplied Google Maps link",
            "Google Maps labeled place and Plus Code"
          ],
          "content": "The user-supplied link resolves to the Google Maps labeled place Oak View Backpack Camp. Google Maps displays Plus Code 849WG653+P7; the center of that 10-character Plus Code cell is 37.5093125, -121.7968125. This is an approximate Google Maps place coordinate, not an official EBRPD or surveyed campsite coordinate.",
          "observation_id": "observation-google-maps-sunol-oak-view-coordinate",
          "observed_at": null,
          "observer": "Wayproof live browser review of user-supplied Google Maps link",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-google-maps-sunol-oak-view"
        }
      ],
      "sources": [
        {
          "locator": "https://maps.app.goo.gl/ukB1NwCuxR8GWNHD6?g_st=ic",
          "publisher": "Google Maps (user-supplied labeled place)",
          "source_id": "source-google-maps-sunol-eagles-aerie"
        },
        {
          "locator": "https://maps.app.goo.gl/LfLCoS5cYRPvy3Ea8?g_st=ic",
          "publisher": "Google Maps (user-supplied labeled place)",
          "source_id": "source-google-maps-sunol-hawks-nest"
        },
        {
          "locator": "https://maps.app.goo.gl/xv6Acp73E2a5vX3G9?g_st=ic",
          "publisher": "Google Maps (user-supplied labeled place)",
          "source_id": "source-google-maps-sunol-sky-camp"
        },
        {
          "locator": "https://maps.app.goo.gl/YiRjvjLubE3kBqZM6?g_st=ic",
          "publisher": "Google Maps (user-supplied labeled place)",
          "source_id": "source-google-maps-sunol-stars-rest"
        },
        {
          "locator": "https://maps.app.goo.gl/GYJ7pW7Z4nyJasAY9?g_st=ic",
          "publisher": "Google Maps (user-supplied labeled place)",
          "source_id": "source-google-maps-sunol-sycamore"
        },
        {
          "locator": "https://maps.app.goo.gl/TqXuWtvx8ozRrHZ48?g_st=ic",
          "publisher": "Google Maps (user-supplied labeled place)",
          "source_id": "source-google-maps-sunol-cathedral"
        },
        {
          "locator": "https://maps.app.goo.gl/oxeTW11p2TnhHkiq9?g_st=ic",
          "publisher": "Google Maps (user-supplied labeled place)",
          "source_id": "source-google-maps-sunol-oak-view"
        }
      ],
      "subject": {
        "entity_id": "camp-ohlone-map-sunol-backpack",
        "kind": "backcountry_camp",
        "name": "Sunol Backpack Camp"
      }
    },
    {
      "claim": {
        "claim_id": "claim-sunol-backpack-map-layout-2015",
        "evidence_ids": [
          "evidence-ebrpd-sunol-camping-map-layout"
        ],
        "predicate": "historical_mapped_site_layout",
        "spatial_scope_ids": [
          "scope-sunol-backpack-camp"
        ],
        "subject_id": "camp-ohlone-map-sunol-backpack",
        "temporal_scope": {
          "ends_on": "2015-01-01",
          "starts_on": "2015-01-01"
        },
        "value": {
          "depicted_sites": [
            "Sycamore",
            "Stars Rest",
            "Hawks Nest",
            "Eagles Eyrie",
            "Sky Camp",
            "Cathedral",
            "Oak View"
          ],
          "has_shared_drinking_water_symbol": true,
          "has_shared_restroom_symbol": true,
          "measured_site_facility_distances": null,
          "site_coordinates": null
        }
      },
      "evidence": [
        {
          "claim_id": "claim-sunol-backpack-map-layout-2015",
          "evidence_id": "evidence-ebrpd-sunol-camping-map-layout",
          "notes": "Supports relative layout only. The 2015 map provides neither coordinates nor measured facility proximity.",
          "observation_id": "observation-ebrpd-sunol-camping-map-site-layout",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "PDF page 1"
          ],
          "content": "The map depicts the relative locations of Sycamore, Stars Rest, Hawks Nest, Eagles Eyrie, Sky Camp, Cathedral, and Oak View within the Sunol Backpack Camping Area. It also depicts shared drinking-water and restroom symbols. The map does not publish GIS coordinates or measured site-to-facility distances.",
          "observation_id": "observation-ebrpd-sunol-camping-map-site-layout",
          "observed_at": "2015-01-01T00:00:00+00:00",
          "observer": "Wayproof source review",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-ebrpd-sunol-camping-map-2015"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/maps/sunol-camping",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-sunol-camping-map-2015"
        }
      ],
      "subject": {
        "entity_id": "camp-ohlone-map-sunol-backpack",
        "kind": "backcountry_camp",
        "name": "Sunol Backpack Camp"
      }
    },
    {
      "claim": {
        "claim_id": "claim-reserveamerica-sunol-one-site-per-party",
        "evidence_ids": [
          "evidence-reserveamerica-sunol-one-site-per-party"
        ],
        "predicate": "maximum_sites_per_party_per_date",
        "spatial_scope_ids": [
          "scope-sunol-backpack-camp"
        ],
        "subject_id": "camp-ohlone-map-sunol-backpack",
        "temporal_scope": null,
        "value": 1
      },
      "evidence": [
        {
          "claim_id": "claim-reserveamerica-sunol-one-site-per-party",
          "evidence_id": "evidence-reserveamerica-sunol-one-site-per-party",
          "notes": "Structured directly from the identified live page section.",
          "observation_id": "observation-reserveamerica-sunol-rules",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "Additional Information"
          ],
          "content": "The rendered rules allow up to three consecutive nights for an Ohlone Wilderness Trail hike; prohibit campfires and charcoal barbecues while allowing camp stoves; prohibit dogs overnight at Mission Peak, Sunol, and Ohlone Trail sites; prohibit alcohol; require one backpack site maximum per party per date; and warn that cell reception may be spotty.",
          "observation_id": "observation-reserveamerica-sunol-rules",
          "observed_at": null,
          "observer": "Wayproof live Chrome source review",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-reserveamerica-sunol-overview"
        }
      ],
      "sources": [
        {
          "locator": "https://www.reserveamerica.com/explore/sunol/EB/110028/overview",
          "publisher": "ReserveAmerica / East Bay Regional Park District",
          "source_id": "source-reserveamerica-sunol-overview"
        }
      ],
      "subject": {
        "entity_id": "camp-ohlone-map-sunol-backpack",
        "kind": "backcountry_camp",
        "name": "Sunol Backpack Camp"
      }
    }
  ],
  "entity": {
    "entity_id": "camp-ohlone-map-sunol-backpack",
    "kind": "backcountry_camp",
    "name": "Sunol Backpack Camp"
  },
  "gap_details": [],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-ebrpd-ohlone-map-2025-08",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/entities/camp-ohlone-map-sunol-backpack.json",
      "reason": "Add the August 2025 Ohlone map as dated spatial evidence without reviving its obsolete permit title.",
      "record_id": "camp-ohlone-map-sunol-backpack",
      "record_type": "entity",
      "summary": "Ingest the August 2025 Ohlone map as spatial evidence while bounding its permit-era title."
    },
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-ohlone-official-camping-sources",
      "evidence_refs": [
        "evidence-google-maps-sunol-eagles-aerie-coordinate",
        "evidence-google-maps-sunol-hawks-nest-coordinate",
        "evidence-google-maps-sunol-sky-camp-coordinate",
        "evidence-google-maps-sunol-stars-rest-coordinate",
        "evidence-google-maps-sunol-sycamore-coordinate",
        "evidence-google-maps-sunol-cathedral-coordinate",
        "evidence-google-maps-sunol-oak-view-coordinate"
      ],
      "knowledge_gap_refs": [
        "gap-reserveamerica-sunol-site-coordinates"
      ],
      "path": "canonical/v0/claims/claim-google-maps-sunol-backpack-site-coordinates.json",
      "reason": "Add user-supplied Google Maps site labels and firsthand Sunol facility observations without representing them as official coordinates.",
      "record_id": "claim-google-maps-sunol-backpack-site-coordinates",
      "record_type": "claim",
      "summary": "Ingest official Ohlone camping sources, Google-labeled campsite coordinates, firsthand Backpack Camp spigot and pit-toilet observations, and source-specific Eagles Aerie/Eyrie naming; preserve provenance boundaries and unresolved authoritative-coordinate and measured-proximity gaps."
    },
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-ohlone-official-camping-sources",
      "evidence_refs": [
        "evidence-ebrpd-sunol-camping-map-layout"
      ],
      "knowledge_gap_refs": [
        "gap-reserveamerica-sunol-site-water-restroom-proximity",
        "gap-reserveamerica-sunol-site-coordinates"
      ],
      "path": "canonical/v0/claims/claim-sunol-backpack-map-layout-2015.json",
      "reason": "Promote the dated map depiction without implying current precision.",
      "record_id": "claim-sunol-backpack-map-layout-2015",
      "record_type": "claim",
      "summary": "Ingest official Ohlone camping sources, Google-labeled campsite coordinates, firsthand Backpack Camp spigot and pit-toilet observations, and source-specific Eagles Aerie/Eyrie naming; preserve provenance boundaries and unresolved authoritative-coordinate and measured-proximity gaps."
    },
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-sunol-ohlone-sources",
      "evidence_refs": [
        "evidence-reserveamerica-sunol-one-site-per-party"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-reserveamerica-sunol-one-site-per-party.json",
      "reason": "Add source-grounded Sunol and Ohlone trail knowledge with explicit provenance and applicability.",
      "record_id": "claim-reserveamerica-sunol-one-site-per-party",
      "record_type": "claim",
      "summary": "Add the EBRPD Sunol park page and ReserveAmerica Sunol overview, corroborate Ohlone permit and reservation policy, and add bounded Sunol access, safety, camping, and volatile-condition knowledge."
    }
  ],
  "journey": [],
  "knowledge_gaps": [],
  "reference_evidence": [],
  "relationships": [
    {
      "evidence_ids": [
        "evidence-reserveamerica-sunol-site-316-profile"
      ],
      "object_id": "camp-ohlone-map-sunol-backpack",
      "predicate": "contained_by",
      "relationship_id": "relationship-reserveamerica-sunol-site-316-contained-by-camp",
      "subject_id": "campsite-reserveamerica-sunol-316",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-reserveamerica-sunol-site-357-profile"
      ],
      "object_id": "camp-ohlone-map-sunol-backpack",
      "predicate": "contained_by",
      "relationship_id": "relationship-reserveamerica-sunol-site-357-contained-by-camp",
      "subject_id": "campsite-reserveamerica-sunol-357",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-reserveamerica-sunol-site-375-profile"
      ],
      "object_id": "camp-ohlone-map-sunol-backpack",
      "predicate": "contained_by",
      "relationship_id": "relationship-reserveamerica-sunol-site-375-contained-by-camp",
      "subject_id": "campsite-reserveamerica-sunol-375",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-reserveamerica-sunol-site-389-profile"
      ],
      "object_id": "camp-ohlone-map-sunol-backpack",
      "predicate": "contained_by",
      "relationship_id": "relationship-reserveamerica-sunol-site-389-contained-by-camp",
      "subject_id": "campsite-reserveamerica-sunol-389",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-reserveamerica-sunol-site-390-profile"
      ],
      "object_id": "camp-ohlone-map-sunol-backpack",
      "predicate": "contained_by",
      "relationship_id": "relationship-reserveamerica-sunol-site-390-contained-by-camp",
      "subject_id": "campsite-reserveamerica-sunol-390",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-reserveamerica-sunol-site-391-profile"
      ],
      "object_id": "camp-ohlone-map-sunol-backpack",
      "predicate": "contained_by",
      "relationship_id": "relationship-reserveamerica-sunol-site-391-contained-by-camp",
      "subject_id": "campsite-reserveamerica-sunol-391",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-reserveamerica-sunol-site-393-profile"
      ],
      "object_id": "camp-ohlone-map-sunol-backpack",
      "predicate": "contained_by",
      "relationship_id": "relationship-reserveamerica-sunol-site-393-contained-by-camp",
      "subject_id": "campsite-reserveamerica-sunol-393",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-ebrpd-backpack-faq-ohlone-inventory"
      ],
      "object_id": "camp-ohlone-map-sunol-backpack",
      "predicate": "provides_access_to",
      "relationship_id": "relationship-ohlone-trail-accesses-sunol-backpack-camp",
      "subject_id": "trail-ohlone-wilderness",
      "temporal_scope": null
    }
  ],
  "route_geometry": null,
  "route_geometry_url": null,
  "type": "canonical_entity"
}