{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-del-valle-generators-prohibited",
        "evidence_ids": [
          "evidence-del-valle-generators-prohibited"
        ],
        "predicate": "generators_allowed",
        "spatial_scope_ids": [
          "scope-del-valle-family-campground"
        ],
        "subject_id": "campground-del-valle-family",
        "temporal_scope": null,
        "value": false
      },
      "evidence": [
        {
          "claim_id": "claim-del-valle-generators-prohibited",
          "evidence_id": "evidence-del-valle-generators-prohibited",
          "notes": "",
          "observation_id": "observation-del-valle-quiet-generators",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "Quiet hours are 10:00 PM to 7:00 AM. The page prohibits generators, including a separate statement that gas generators are not allowed.",
          "observation_id": "observation-del-valle-quiet-generators",
          "observed_at": null,
          "observer": "user-supplied page transcription",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-reserveamerica-del-valle-overview-110003"
        }
      ],
      "sources": [
        {
          "locator": "https://www.reserveamerica.com/explore/del-valle/EB/110003/overview",
          "publisher": "ReserveAmerica / East Bay Regional Park District",
          "source_id": "source-reserveamerica-del-valle-overview-110003"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-ebrpd-campground-disturbing-devices",
        "evidence_ids": [
          "evidence-ebrpd-campground-disturbing-devices"
        ],
        "predicate": "campground_noise_devices",
        "spatial_scope_ids": [
          "scope-del-valle-family-campground"
        ],
        "subject_id": "org-east-bay-regional-park-district",
        "temporal_scope": {
          "ends_on": null,
          "starts_on": "2023-09-01"
        },
        "value": {
          "generator_or_amplification_prohibited_when_disturbing": true
        }
      },
      "evidence": [
        {
          "claim_id": "claim-ebrpd-campground-disturbing-devices",
          "evidence_id": "evidence-ebrpd-campground-disturbing-devices",
          "notes": "",
          "observation_id": "observation-ebrpd-ordinance-38-camping",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "PDF pages 5-6"
          ],
          "content": "Revised September 2023. Sections 400.1-400.6 require a valid permit in designated camping areas; limit family sites to eight occupants, 15 consecutive days and 30 days per year with a two-day break; regulate disturbing generators and sound devices; govern juveniles; and apply camping rules to tent, RV, cabin, and walk-in camping.",
          "observation_id": "observation-ebrpd-ordinance-38-camping",
          "observed_at": "2023-09-01T00:00:00+00:00",
          "observer": "Wayproof source review",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-ebrpd-ordinance-38-september-2023"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/sites/default/files/Ord38-09052023FINAL.pdf",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-ordinance-38-september-2023"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "campground-del-valle-family",
      "kind": "campground",
      "name": "Del Valle Family Campground"
    },
    {
      "entity_id": "org-east-bay-regional-park-district",
      "kind": "organization",
      "name": "East Bay Regional Park District"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-ebrpd-ordinance-38-del-valle",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/gaps/gap-del-valle-generator-rule-layering.json",
      "reason": "Add September 2023 Ordinance 38 as primary regulatory evidence for Del Valle planning.",
      "record_id": "gap-del-valle-generator-rule-layering",
      "record_type": "gap",
      "summary": "Ingest the Ordinance 38 landing page and September 2023 PDF, separating district-wide and Del Valle-specific rules."
    }
  ],
  "navigation": {
    "next_id": "gap-del-valle-lifeguard-schedule-year",
    "position": 13,
    "previous_id": "gap-del-valle-family-site-inventory-conflict",
    "total": 299
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "Quiet hours are 10:00 PM to 7:00 AM. The page prohibits generators, including a separate statement that gas generators are not allowed.",
      "observation_id": "observation-del-valle-quiet-generators",
      "observed_at": null,
      "observer": "user-supplied page transcription",
      "retrieved_at": "2026-09-20T00:00:00+00:00",
      "source_id": "source-reserveamerica-del-valle-overview-110003"
    },
    {
      "artifact_refs": [
        "PDF pages 5-6"
      ],
      "content": "Revised September 2023. Sections 400.1-400.6 require a valid permit in designated camping areas; limit family sites to eight occupants, 15 consecutive days and 30 days per year with a two-day break; regulate disturbing generators and sound devices; govern juveniles; and apply camping rules to tent, RV, cabin, and walk-in camping.",
      "observation_id": "observation-ebrpd-ordinance-38-camping",
      "observed_at": "2023-09-01T00:00:00+00:00",
      "observer": "Wayproof source review",
      "retrieved_at": "2026-09-20T00:00:00+00:00",
      "source_id": "source-ebrpd-ordinance-38-september-2023"
    }
  ],
  "record": {
    "gap_id": "gap-del-valle-generator-rule-layering",
    "question": "How should the district conditional generator rule and Del Valle's stricter no-generator rule be presented together?",
    "reason": "Ordinance 38 prohibits generator use when it disturbs campers; the current Del Valle camping sources prohibit generators categorically. The site-specific rule is stricter, not contradicted.",
    "related_ids": [
      "claim-ebrpd-campground-disturbing-devices",
      "claim-del-valle-generators-prohibited"
    ]
  },
  "record_type": "gap",
  "related_records": [
    {
      "record": {
        "claim_id": "claim-ebrpd-campground-disturbing-devices",
        "evidence_ids": [
          "evidence-ebrpd-campground-disturbing-devices"
        ],
        "predicate": "campground_noise_devices",
        "spatial_scope_ids": [
          "scope-del-valle-family-campground"
        ],
        "subject_id": "org-east-bay-regional-park-district",
        "temporal_scope": {
          "ends_on": null,
          "starts_on": "2023-09-01"
        },
        "value": {
          "generator_or_amplification_prohibited_when_disturbing": true
        }
      },
      "record_id": "claim-ebrpd-campground-disturbing-devices",
      "record_type": "claim"
    },
    {
      "record": {
        "claim_id": "claim-del-valle-generators-prohibited",
        "evidence_ids": [
          "evidence-del-valle-generators-prohibited"
        ],
        "predicate": "generators_allowed",
        "spatial_scope_ids": [
          "scope-del-valle-family-campground"
        ],
        "subject_id": "campground-del-valle-family",
        "temporal_scope": null,
        "value": false
      },
      "record_id": "claim-del-valle-generators-prohibited",
      "record_type": "claim"
    }
  ],
  "sources": [
    {
      "locator": "https://www.ebparks.org/sites/default/files/Ord38-09052023FINAL.pdf",
      "publisher": "East Bay Regional Park District",
      "source_id": "source-ebrpd-ordinance-38-september-2023"
    },
    {
      "locator": "https://www.reserveamerica.com/explore/del-valle/EB/110003/overview",
      "publisher": "ReserveAmerica / East Bay Regional Park District",
      "source_id": "source-reserveamerica-del-valle-overview-110003"
    }
  ]
}