{"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":"0103063","name":"River Road Screen Llc"},"operator":{"type":"operator","id":"P23745","name":"River Road Screen Llc"},"controller":{"type":"controller","id":"C15597","name":"Michael  Jones; Kyle  Ingles"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00835","name":"Reid Dolores"},"object":{"type":"mine","id":"0103063","name":"River Road Screen Llc"},"validFrom":"1982-02-01","validTo":"2002-09-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|C00835|1982-02-01|2002-09-30"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P14382","name":"New Acton Coal Mining Company Inc"},"object":{"type":"mine","id":"0103063","name":"River Road Screen Llc"},"validFrom":"1995-11-01","validTo":"1997-04-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|P14382|1995-11-01|1997-04-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00835","name":"Reid Dolores"},"object":{"type":"operator","id":"P14382","name":"New Acton Coal Mining Company Inc"},"validFrom":"1995-11-01","validTo":"1997-04-30","current":false,"derived":true,"evidenceMineId":"0103063","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|P14382|1995-11-01|C00835|1982-02-01|50391"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23745","name":"River Road Screen Llc"},"object":{"type":"mine","id":"0103063","name":"River Road Screen Llc"},"validFrom":"1997-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|P23745|1997-05-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15597","name":"Michael  Jones et al"},"object":{"type":"mine","id":"0103063","name":"River Road Screen Llc"},"validFrom":"1997-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|C15597|1997-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15597","name":"Michael  Jones et al"},"object":{"type":"operator","id":"P23745","name":"River Road Screen Llc"},"validFrom":"1997-05-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0103063","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|P23745|1997-05-01|C15597|1997-05-01|96310"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15597","name":"Kyle  Ingles et al"},"object":{"type":"operator","id":"P23745","name":"River Road Screen Llc"},"validFrom":"1997-05-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0103063","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|P23745|1997-05-01|C15597|1997-05-01|96311"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041373","name":"Robert J  Reed Sr"},"object":{"type":"mine","id":"0103063","name":"River Road Screen Llc"},"validFrom":"2002-10-01","validTo":"2012-08-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|0041373|2002-10-01|2012-08-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041373","name":"Robert J  Reed Sr"},"object":{"type":"operator","id":"P14382","name":"New Acton Coal Mining Company Inc"},"validFrom":"2002-10-01","validTo":"1997-04-30","current":false,"derived":true,"evidenceMineId":"0103063","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|P14382|1995-11-01|0041373|2002-10-01|2494"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0106081","name":"TRU Energy Services LLC"},"object":{"type":"mine","id":"0103063","name":"River Road Screen Llc"},"validFrom":"2012-09-01","validTo":"2012-10-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|0106081|2012-09-01|2012-10-29"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0106081","name":"TRU Energy Services LLC"},"object":{"type":"operator","id":"P14382","name":"New Acton Coal Mining Company Inc"},"validFrom":"2012-09-01","validTo":"1997-04-30","current":false,"derived":true,"evidenceMineId":"0103063","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|P14382|1995-11-01|0106081|2012-09-01|18716"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01333","name":"NACCO Industries Inc"},"object":{"type":"mine","id":"0103063","name":"River Road Screen Llc"},"validFrom":"2012-10-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|C01333|2012-10-30|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01333","name":"NACCO Industries Inc"},"object":{"type":"operator","id":"P14382","name":"New Acton Coal Mining Company Inc"},"validFrom":"2012-10-30","validTo":"1997-04-30","current":false,"derived":true,"evidenceMineId":"0103063","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103063|P14382|1995-11-01|C01333|2012-10-30|53620"}}],"coverage":{"historyRecords":6,"edgeCount":13,"intervalAnomalies":3,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0103063","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"}}