{"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":"2026-10-17T05:35:58.500035+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":"4402122","name":"Oakwood Red Ash Mine No 3"},"operator":{"type":"operator","id":"P10904","name":"Dominion Coal Corporation"},"controller":{"type":"controller","id":"0104093","name":"SunCoke Energy Incorporated"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P00021","name":"Oakwood Red Ash Coal Corp"},"object":{"type":"mine","id":"4402122","name":"Oakwood Red Ash Mine No 3"},"validFrom":"1950-01-01","validTo":"1979-12-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4402122|P00021|1950-01-01|1979-12-12"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00006","name":"B Ray  Thompson"},"object":{"type":"mine","id":"4402122","name":"Oakwood Red Ash Mine No 3"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4402122|C00006|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00006","name":"B Ray  Thompson"},"object":{"type":"operator","id":"P00021","name":"Oakwood Red Ash Coal Corp"},"validFrom":"1950-01-01","validTo":"1979-12-12","current":false,"derived":true,"evidenceMineId":"4402122","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4402122|P00021|1950-01-01|C00006|1950-01-01|43152"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01767","name":"Sunoco, Inc."},"object":{"type":"mine","id":"4402122","name":"Oakwood Red Ash Mine No 3"},"validFrom":"1979-10-29","validTo":"2012-01-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4402122|C01767|1979-10-29|2012-01-16"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P10904","name":"Dominion Coal Corporation"},"object":{"type":"mine","id":"4402122","name":"Oakwood Red Ash Mine No 3"},"validFrom":"1979-12-13","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4402122|P10904|1979-12-13|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01767","name":"Sunoco, Inc."},"object":{"type":"operator","id":"P10904","name":"Dominion Coal Corporation"},"validFrom":"1979-12-13","validTo":"2012-01-16","current":false,"derived":true,"evidenceMineId":"4402122","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4402122|P10904|1979-12-13|C01767|1979-10-29|55878"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0104093","name":"SunCoke Energy Incorporated"},"object":{"type":"mine","id":"4402122","name":"Oakwood Red Ash Mine No 3"},"validFrom":"2012-01-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4402122|0104093|2012-01-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0104093","name":"SunCoke Energy Incorporated"},"object":{"type":"operator","id":"P10904","name":"Dominion Coal Corporation"},"validFrom":"2012-01-17","validTo":null,"current":true,"derived":true,"evidenceMineId":"4402122","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4402122|P10904|1979-12-13|0104093|2012-01-17|17997"}}],"coverage":{"historyRecords":3,"edgeCount":8,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4402122","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}