{"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":"1517773","name":"Cleopatra"},"operator":{"type":"operator","id":"P20262","name":"R & L Winn Mining"},"controller":{"type":"controller","id":"0061369","name":"Phoenix Coal Corporation"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13817","name":"Randall G  Winn et al"},"object":{"type":"mine","id":"1517773","name":"Cleopatra"},"validFrom":"1989-05-01","validTo":"2006-07-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517773|C13817|1989-05-01|2006-07-05"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20262","name":"R & L Winn Mining"},"object":{"type":"mine","id":"1517773","name":"Cleopatra"},"validFrom":"1996-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517773|P20262|1996-04-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13817","name":"Randall G  Winn et al"},"object":{"type":"operator","id":"P20262","name":"R & L Winn Mining"},"validFrom":"1996-04-01","validTo":"2006-07-05","current":false,"derived":true,"evidenceMineId":"1517773","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517773|P20262|1996-04-01|C13817|1989-05-01|91235"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13817","name":"Linda A  Winn et al"},"object":{"type":"operator","id":"P20262","name":"R & L Winn Mining"},"validFrom":"1996-04-01","validTo":"2006-07-05","current":false,"derived":true,"evidenceMineId":"1517773","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517773|P20262|1996-04-01|C13817|1989-05-01|91236"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0061369","name":"Phoenix Coal Corporation"},"object":{"type":"mine","id":"1517773","name":"Cleopatra"},"validFrom":"2006-07-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517773|0061369|2006-07-06|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0061369","name":"Phoenix Coal Corporation"},"object":{"type":"operator","id":"P20262","name":"R & L Winn Mining"},"validFrom":"2006-07-06","validTo":null,"current":true,"derived":true,"evidenceMineId":"1517773","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517773|P20262|1996-04-01|0061369|2006-07-06|8195"}}],"coverage":{"historyRecords":3,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1517773","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"}}