{"data":{"schemaVersion":"realm.temporal-relationships.v1","temporalSemantics":{"validTime":{"granularity":"date","bounds":"inclusive","nullStart":"start date not published in the upstream history row","nullEnd":"open-ended in the upstream history row; not independent proof of present control"},"transactionTime":{"observedAt":"2026-10-17T05:35:58.500035+00:00","meaning":"time the checksum-addressed MDRS artifacts were observed by the PostgreSQL ingestion"},"derivation":{"controllerControlsOperator":"intersection of controller and operator valid-time intervals evidenced through this mine","currentIdentity":"current controller and operator are asserted only by the MDRS Mines snapshot"}},"current":{"mine":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"operator":{"type":"operator","id":"0201613","name":"Bedrock Quarry and Gravel"},"controller":{"type":"controller","id":"0198040","name":"Leigh Ann Bullington; Ray  Bullington; Ron  Newcomb; Rob  Bullington"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0080635","name":"Charles R  Smith"},"object":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"validFrom":"2008-10-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0080635|2008-10-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0095686","name":"Tennessee Materials, Corp."},"object":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"validFrom":"2009-08-05","validTo":"2012-04-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0095686|2009-08-05|2012-04-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0080635","name":"Charles R  Smith"},"object":{"type":"operator","id":"0095686","name":"Tennessee Materials, Corp."},"validFrom":"2009-08-05","validTo":"2012-04-30","current":false,"derived":true,"evidenceMineId":"4003354","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0095686|2009-08-05|0080635|2008-10-01|12709"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0123511","name":"Horse Creek Rock Inc."},"object":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"validFrom":"2012-05-01","validTo":"2024-10-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0123511|2012-05-01|2024-10-06"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0104973","name":"Seth Jonathan  Smith"},"object":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"validFrom":"2012-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0104973|2012-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0104973","name":"Seth Jonathan  Smith"},"object":{"type":"operator","id":"0123511","name":"Horse Creek Rock Inc."},"validFrom":"2012-05-01","validTo":"2024-10-06","current":false,"derived":true,"evidenceMineId":"4003354","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0123511|2012-05-01|0104973|2012-05-01|18355"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0201613","name":"Bedrock Quarry and Gravel"},"object":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"validFrom":"2024-10-07","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0201613|2024-10-07|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0191281","name":"Benjamin  Burcham"},"object":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"validFrom":"2024-10-07","validTo":"2025-03-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0191281|2024-10-07|2025-03-25"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0191281","name":"Benjamin  Burcham"},"object":{"type":"operator","id":"0201613","name":"Bedrock Quarry and Gravel"},"validFrom":"2024-10-07","validTo":"2025-03-25","current":false,"derived":true,"evidenceMineId":"4003354","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0201613|2024-10-07|0191281|2024-10-07|40718"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0191460","name":"Melanie  Burcham"},"object":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"validFrom":"2025-03-26","validTo":"2026-02-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0191460|2025-03-26|2026-02-12"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0191460","name":"Melanie  Burcham"},"object":{"type":"operator","id":"0201613","name":"Bedrock Quarry and Gravel"},"validFrom":"2025-03-26","validTo":"2026-02-12","current":false,"derived":true,"evidenceMineId":"4003354","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0201613|2024-10-07|0191460|2025-03-26|40758"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0198040","name":"Rob  Bullington et al"},"object":{"type":"mine","id":"4003354","name":"Bedrock Quarry and Gravel"},"validFrom":"2026-02-13","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0198040|2026-02-13|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0198040","name":"Rob  Bullington et al"},"object":{"type":"operator","id":"0201613","name":"Bedrock Quarry and Gravel"},"validFrom":"2026-02-13","validTo":null,"current":true,"derived":true,"evidenceMineId":"4003354","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0201613|2024-10-07|0198040|2026-02-13|42231"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0198040","name":"Ron  Newcomb et al"},"object":{"type":"operator","id":"0201613","name":"Bedrock Quarry and Gravel"},"validFrom":"2026-02-13","validTo":null,"current":true,"derived":true,"evidenceMineId":"4003354","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0201613|2024-10-07|0198040|2026-02-13|42232"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0198040","name":"Ray  Bullington et al"},"object":{"type":"operator","id":"0201613","name":"Bedrock Quarry and Gravel"},"validFrom":"2026-02-13","validTo":null,"current":true,"derived":true,"evidenceMineId":"4003354","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0201613|2024-10-07|0198040|2026-02-13|42233"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0198040","name":"Leigh Ann Bullington et al"},"object":{"type":"operator","id":"0201613","name":"Bedrock Quarry and Gravel"},"validFrom":"2026-02-13","validTo":null,"current":true,"derived":true,"evidenceMineId":"4003354","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4003354|0201613|2024-10-07|0198040|2026-02-13|42234"}}],"coverage":{"historyRecords":8,"edgeCount":16,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4003354","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}