{"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":"1519592","name":"Rockhampton #1"},"operator":{"type":"operator","id":"0119689","name":"Rockhampton Energy LLC"},"controller":{"type":"controller","id":"0101727","name":"Emily  Rabnott"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C16088","name":"Robert O  Roan"},"object":{"type":"mine","id":"1519592","name":"Rockhampton #1"},"validFrom":"2007-03-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519592|C16088|2007-03-12|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0079163","name":"M&G Mining, LLC"},"object":{"type":"mine","id":"1519592","name":"Rockhampton #1"},"validFrom":"2011-05-31","validTo":"2011-09-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519592|0079163|2011-05-31|2011-09-20"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C16088","name":"Robert O  Roan"},"object":{"type":"operator","id":"0079163","name":"M&G Mining, LLC"},"validFrom":"2011-05-31","validTo":"2011-09-20","current":false,"derived":true,"evidenceMineId":"1519592","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519592|0079163|2011-05-31|C16088|2007-03-12|98357"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0119689","name":"Rockhampton Energy LLC"},"object":{"type":"mine","id":"1519592","name":"Rockhampton #1"},"validFrom":"2011-09-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519592|0119689|2011-09-21|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0101727","name":"Emily  Rabnott"},"object":{"type":"mine","id":"1519592","name":"Rockhampton #1"},"validFrom":"2011-09-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519592|0101727|2011-09-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0101727","name":"Emily  Rabnott"},"object":{"type":"operator","id":"0119689","name":"Rockhampton Energy LLC"},"validFrom":"2011-09-21","validTo":null,"current":true,"derived":true,"evidenceMineId":"1519592","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519592|0119689|2011-09-21|0101727|2011-09-21|17325"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1519592","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"}}