{"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":"2026-10-13T11:19:05.459773+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":"4105641","name":"Bronte Sand & Gravel"},"operator":{"type":"operator","id":"L06514","name":"Rogers Group Inc."},"controller":{"type":"controller","id":"M00452","name":"Rogers Group Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00452","name":"Rogers Group Inc"},"object":{"type":"mine","id":"4105641","name":"Bronte Sand & Gravel"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|M00452|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0126781","name":"Shawn  Poynor et al"},"object":{"type":"mine","id":"4105641","name":"Bronte Sand & Gravel"},"validFrom":"2016-06-13","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0126781|2016-06-13|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0185073","name":"FSS Dorado, LLC"},"object":{"type":"mine","id":"4105641","name":"Bronte Sand & Gravel"},"validFrom":"2022-09-01","validTo":"2023-11-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0185073|2022-09-01|2023-11-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0172061","name":"Dorado Diversified et al"},"object":{"type":"mine","id":"4105641","name":"Bronte Sand & Gravel"},"validFrom":"2022-09-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0172061|2022-09-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0172061","name":"Dorado Diversified et al"},"object":{"type":"operator","id":"0185073","name":"FSS Dorado, LLC"},"validFrom":"2022-09-01","validTo":"2023-11-19","current":false,"derived":true,"evidenceMineId":"4105641","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0185073|2022-09-01|0172061|2022-09-01|36597"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0172061","name":"Finley Site Services et al"},"object":{"type":"operator","id":"0185073","name":"FSS Dorado, LLC"},"validFrom":"2022-09-01","validTo":"2023-11-19","current":false,"derived":true,"evidenceMineId":"4105641","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0185073|2022-09-01|0172061|2022-09-01|36598"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0145993","name":"Dorado Construction"},"object":{"type":"mine","id":"4105641","name":"Bronte Sand & Gravel"},"validFrom":"2023-11-20","validTo":"2024-09-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0145993|2023-11-20|2024-09-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0126781","name":"Shawn  Poynor et al"},"object":{"type":"operator","id":"0145993","name":"Dorado Construction"},"validFrom":"2023-11-20","validTo":"2024-09-09","current":false,"derived":true,"evidenceMineId":"4105641","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0145993|2023-11-20|0126781|2016-06-13|24578"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0126781","name":"Clay  Butler et al"},"object":{"type":"operator","id":"0145993","name":"Dorado Construction"},"validFrom":"2023-11-20","validTo":"2024-09-09","current":false,"derived":true,"evidenceMineId":"4105641","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0145993|2023-11-20|0126781|2016-06-13|24579"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0126781","name":"Casey  Poynor et al"},"object":{"type":"operator","id":"0145993","name":"Dorado Construction"},"validFrom":"2023-11-20","validTo":"2024-09-09","current":false,"derived":true,"evidenceMineId":"4105641","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0145993|2023-11-20|0126781|2016-06-13|24580"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0198033","name":"Texas Desert Group LLC"},"object":{"type":"mine","id":"4105641","name":"Bronte Sand & Gravel"},"validFrom":"2024-09-10","validTo":"2025-12-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0198033|2024-09-10|2025-12-18"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0187361","name":"Edward Paul  Bunker et al"},"object":{"type":"mine","id":"4105641","name":"Bronte Sand & Gravel"},"validFrom":"2024-09-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0187361|2024-09-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0187361","name":"Edward Paul  Bunker et al"},"object":{"type":"operator","id":"0198033","name":"Texas Desert Group LLC"},"validFrom":"2024-09-10","validTo":"2025-12-18","current":false,"derived":true,"evidenceMineId":"4105641","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0198033|2024-09-10|0187361|2024-09-10|39915"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0187361","name":"John Will  White et al"},"object":{"type":"operator","id":"0198033","name":"Texas Desert Group LLC"},"validFrom":"2024-09-10","validTo":"2025-12-18","current":false,"derived":true,"evidenceMineId":"4105641","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|0198033|2024-09-10|0187361|2024-09-10|39916"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L06514","name":"Rogers Group Inc."},"object":{"type":"mine","id":"4105641","name":"Bronte Sand & Gravel"},"validFrom":"2025-12-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|L06514|2025-12-19|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00452","name":"Rogers Group Inc"},"object":{"type":"operator","id":"L06514","name":"Rogers Group Inc."},"validFrom":"2025-12-19","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105641","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105641|L06514|2025-12-19|M00452|1950-01-01|111204"}}],"coverage":{"historyRecords":8,"edgeCount":16,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4105641","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}