{"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":"4609519","name":"Sewell Valley #2"},"operator":{"type":"operator","id":"0150213","name":"Black Water, Inc"},"controller":{"type":"controller","id":"0132281","name":"Lucy M  Taylor"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15842","name":"David L  Huffman"},"object":{"type":"mine","id":"4609519","name":"Sewell Valley #2"},"validFrom":"2003-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|C15842|2003-12-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0148073","name":"Warrior Energy Resources, LLC"},"object":{"type":"mine","id":"4609519","name":"Sewell Valley #2"},"validFrom":"2016-10-18","validTo":"2017-04-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0148073|2016-10-18|2017-04-12"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0129781","name":"Targe Energy LLC"},"object":{"type":"mine","id":"4609519","name":"Sewell Valley #2"},"validFrom":"2016-10-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0129781|2016-10-18|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0129781","name":"Targe Energy LLC"},"object":{"type":"operator","id":"0148073","name":"Warrior Energy Resources, LLC"},"validFrom":"2016-10-18","validTo":"2017-04-12","current":false,"derived":true,"evidenceMineId":"4609519","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0148073|2016-10-18|0129781|2016-10-18|26026"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0132281","name":"Lucy M  Taylor"},"object":{"type":"mine","id":"4609519","name":"Sewell Valley #2"},"validFrom":"2017-03-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0132281|2017-03-10|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051934","name":"Resources Limited, LLC"},"object":{"type":"mine","id":"4609519","name":"Sewell Valley #2"},"validFrom":"2017-04-13","validTo":"2017-07-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0051934|2017-04-13|2017-07-17"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15842","name":"David L  Huffman"},"object":{"type":"operator","id":"0051934","name":"Resources Limited, LLC"},"validFrom":"2017-04-13","validTo":"2017-07-17","current":false,"derived":true,"evidenceMineId":"4609519","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0051934|2017-04-13|C15842|2003-12-01|97066"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0148073","name":"Warrior Energy Resources, LLC"},"object":{"type":"mine","id":"4609519","name":"Sewell Valley #2"},"validFrom":"2017-07-18","validTo":"2025-10-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0148073|2017-07-18|2025-10-14"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0129781","name":"Targe Energy LLC"},"object":{"type":"operator","id":"0148073","name":"Warrior Energy Resources, LLC"},"validFrom":"2017-07-18","validTo":"2025-10-14","current":false,"derived":true,"evidenceMineId":"4609519","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0148073|2017-07-18|0129781|2016-10-18|26027"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0150213","name":"Black Water, Inc"},"object":{"type":"mine","id":"4609519","name":"Sewell Valley #2"},"validFrom":"2025-10-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0150213|2025-10-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0132281","name":"Lucy M  Taylor"},"object":{"type":"operator","id":"0150213","name":"Black Water, Inc"},"validFrom":"2025-10-15","validTo":null,"current":true,"derived":true,"evidenceMineId":"4609519","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609519|0150213|2025-10-15|0132281|2017-03-10|26549"}}],"coverage":{"historyRecords":4,"edgeCount":11,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4609519","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"}}