{"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":"4404562","name":"Cc Dock"},"operator":{"type":"operator","id":"P20930","name":"Carbomin Corp"},"controller":{"type":"controller","id":"C08192","name":"Thyssen Schachtbau Gmbh"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P03837","name":"National Energy Corp"},"object":{"type":"mine","id":"4404562","name":"Cc Dock"},"validFrom":"1976-09-01","validTo":"1989-07-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|P03837|1976-09-01|1989-07-09"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00799","name":"Fuller Rual"},"object":{"type":"mine","id":"4404562","name":"Cc Dock"},"validFrom":"1976-09-01","validTo":"1989-07-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|C00799|1976-09-01|1989-07-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00799","name":"Fuller Rual"},"object":{"type":"operator","id":"P03837","name":"National Energy Corp"},"validFrom":"1976-09-01","validTo":"1989-07-09","current":false,"derived":true,"evidenceMineId":"4404562","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|P03837|1976-09-01|C00799|1976-09-01|50139"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20453","name":"National Energy Corp"},"object":{"type":"mine","id":"4404562","name":"Cc Dock"},"validFrom":"1989-07-10","validTo":"1990-11-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|P20453|1989-07-10|1990-11-25"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13927","name":"King Koals Inc"},"object":{"type":"mine","id":"4404562","name":"Cc Dock"},"validFrom":"1989-07-10","validTo":"1990-11-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|C13927|1989-07-10|1990-11-25"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13927","name":"King Koals Inc"},"object":{"type":"operator","id":"P20453","name":"National Energy Corp"},"validFrom":"1989-07-10","validTo":"1990-11-25","current":false,"derived":true,"evidenceMineId":"4404562","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|P20453|1989-07-10|C13927|1989-07-10|91494"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08192","name":"Thyssen Schachtbau Gmbh"},"object":{"type":"mine","id":"4404562","name":"Cc Dock"},"validFrom":"1990-03-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|C08192|1990-03-21|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20930","name":"Carbomin Corp"},"object":{"type":"mine","id":"4404562","name":"Cc Dock"},"validFrom":"1990-11-26","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|P20930|1990-11-26|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08192","name":"Thyssen Schachtbau Gmbh"},"object":{"type":"operator","id":"P20930","name":"Carbomin Corp"},"validFrom":"1990-11-26","validTo":null,"current":true,"derived":true,"evidenceMineId":"4404562","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4404562|P20930|1990-11-26|C08192|1990-03-21|76687"}}],"coverage":{"historyRecords":3,"edgeCount":9,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4404562","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"}}