{"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":"4609390","name":"Elklick Chilton"},"operator":{"type":"operator","id":"0210693","name":"Coal Mac East"},"controller":{"type":"controller","id":"0144441","name":"John Mitch Potter"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14048","name":"Anthony P  Cline"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2003-11-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|C14048|2003-11-06|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0072291","name":"INR-I Holdings LLC"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2007-12-07","validTo":"2010-08-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0072291|2007-12-07|2010-08-01"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00106","name":"Cleveland-Cliffs Inc"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2010-08-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|M00106|2010-08-02|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0085645","name":"Cliffs Logan County Coal, LLC"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2010-10-15","validTo":"2016-09-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0085645|2010-10-15|2016-09-25"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0072291","name":"INR-I Holdings LLC"},"object":{"type":"operator","id":"0085645","name":"Cliffs Logan County Coal, LLC"},"validFrom":"2010-10-15","validTo":"2010-08-01","current":false,"derived":true,"evidenceMineId":"4609390","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0085645|2010-10-15|0072291|2007-12-07|11192"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00106","name":"Cleveland-Cliffs Inc"},"object":{"type":"operator","id":"0085645","name":"Cliffs Logan County Coal, LLC"},"validFrom":"2010-10-15","validTo":"2016-09-25","current":false,"derived":true,"evidenceMineId":"4609390","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0085645|2010-10-15|M00106|2010-08-02|104268"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0109921","name":"Coronado Coal LLC"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2013-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0109921|2013-08-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0129274","name":"Greenbrier Minerals, LLC"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2016-09-26","validTo":"2018-11-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0129274|2016-09-26|2018-11-16"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0109921","name":"Coronado Coal LLC"},"object":{"type":"operator","id":"0129274","name":"Greenbrier Minerals, LLC"},"validFrom":"2016-09-26","validTo":"2018-11-16","current":false,"derived":true,"evidenceMineId":"4609390","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0129274|2016-09-26|0109921|2013-08-01|20067"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051803","name":"Selah Corporation"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2018-11-17","validTo":"2023-05-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0051803|2018-11-17|2023-05-01"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14048","name":"Anthony P  Cline"},"object":{"type":"operator","id":"0051803","name":"Selah Corporation"},"validFrom":"2018-11-17","validTo":"2023-05-01","current":false,"derived":true,"evidenceMineId":"4609390","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0051803|2018-11-17|C14048|2003-11-06|91886"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0129274","name":"Greenbrier Minerals, LLC"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2023-05-02","validTo":"2026-07-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0129274|2023-05-02|2026-07-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0109921","name":"Coronado Coal LLC"},"object":{"type":"operator","id":"0129274","name":"Greenbrier Minerals, LLC"},"validFrom":"2023-05-02","validTo":"2026-07-31","current":false,"derived":true,"evidenceMineId":"4609390","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0129274|2023-05-02|0109921|2013-08-01|20068"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0210693","name":"Coal Mac East"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2026-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0210693|2026-08-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0144441","name":"John Mitch Potter"},"object":{"type":"mine","id":"4609390","name":"Elklick Chilton"},"validFrom":"2026-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0144441|2026-08-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0144441","name":"John Mitch Potter"},"object":{"type":"operator","id":"0210693","name":"Coal Mac East"},"validFrom":"2026-08-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4609390","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609390|0210693|2026-08-01|0144441|2026-08-01|29513"}}],"coverage":{"historyRecords":6,"edgeCount":16,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4609390","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"}}