{"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":"4702851","name":"Linck-Unit #3"},"operator":{"type":"operator","id":"0050810","name":"Linck Aggregates, Inc."},"controller":{"type":"controller","id":"0041771","name":"Oswald R  Kinas"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00065","name":"Chet C  Linck"},"object":{"type":"mine","id":"4702851","name":"Linck-Unit #3"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702851|M00065|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00024","name":"C C Linck Inc"},"object":{"type":"mine","id":"4702851","name":"Linck-Unit #3"},"validFrom":"1987-02-01","validTo":"2002-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702851|L00024|1987-02-01|2002-06-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00065","name":"Chet C  Linck"},"object":{"type":"operator","id":"L00024","name":"C C Linck Inc"},"validFrom":"1987-02-01","validTo":"2002-06-30","current":false,"derived":true,"evidenceMineId":"4702851","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702851|L00024|1987-02-01|M00065|1950-01-01|103338"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0050810","name":"Linck Aggregates, Inc."},"object":{"type":"mine","id":"4702851","name":"Linck-Unit #3"},"validFrom":"2002-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702851|0050810|2002-07-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06245","name":"Donald E  Kinas Jr."},"object":{"type":"mine","id":"4702851","name":"Linck-Unit #3"},"validFrom":"2002-07-01","validTo":"2003-04-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702851|M06245|2002-07-01|2003-04-20"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06245","name":"Donald E  Kinas Jr."},"object":{"type":"operator","id":"0050810","name":"Linck Aggregates, Inc."},"validFrom":"2002-07-01","validTo":"2003-04-20","current":false,"derived":true,"evidenceMineId":"4702851","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702851|0050810|2002-07-01|M06245|2002-07-01|137948"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041771","name":"Oswald R  Kinas"},"object":{"type":"mine","id":"4702851","name":"Linck-Unit #3"},"validFrom":"2003-04-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702851|0041771|2003-04-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041771","name":"Oswald R  Kinas"},"object":{"type":"operator","id":"0050810","name":"Linck Aggregates, Inc."},"validFrom":"2003-04-21","validTo":null,"current":true,"derived":true,"evidenceMineId":"4702851","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702851|0050810|2002-07-01|0041771|2003-04-21|3055"}}],"coverage":{"historyRecords":3,"edgeCount":8,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4702851","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"}}