{"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":"1519246","name":"#1"},"operator":{"type":"operator","id":"0100805","name":"TLT Resources Corporation"},"controller":{"type":"controller","id":"0085093","name":"Gerald K  Thacker"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0091045","name":"KiMara Coal Co LLC"},"object":{"type":"mine","id":"1519246","name":"#1"},"validFrom":"2008-06-16","validTo":"2009-05-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519246|0091045|2008-06-16|2009-05-17"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0046909","name":"Scarlett  Biliter"},"object":{"type":"mine","id":"1519246","name":"#1"},"validFrom":"2008-06-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519246|0046909|2008-06-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0046909","name":"Scarlett  Biliter"},"object":{"type":"operator","id":"0091045","name":"KiMara Coal Co LLC"},"validFrom":"2008-06-16","validTo":"2009-05-17","current":false,"derived":true,"evidenceMineId":"1519246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519246|0091045|2008-06-16|0046909|2008-06-16|5733"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0100805","name":"TLT Resources Corporation"},"object":{"type":"mine","id":"1519246","name":"#1"},"validFrom":"2009-05-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519246|0100805|2009-05-18|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0085093","name":"Gerald K  Thacker"},"object":{"type":"mine","id":"1519246","name":"#1"},"validFrom":"2009-05-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519246|0085093|2009-05-18|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0085093","name":"Gerald K  Thacker"},"object":{"type":"operator","id":"0100805","name":"TLT Resources Corporation"},"validFrom":"2009-05-18","validTo":null,"current":true,"derived":true,"evidenceMineId":"1519246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519246|0100805|2009-05-18|0085093|2009-05-18|13431"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1519246","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"}}