{"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":"2026-10-18T09:31:49.615908+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":"4607014","name":"Hughes Creek Terminal P-4"},"operator":{"type":"operator","id":"0203533","name":"Coal-Mac MET, LLC"},"controller":{"type":"controller","id":"0144441","name":"John Mitch Potter"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-18T09:31:49.615908+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17271","name":"Hughes Creek Inc"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"1985-10-01","validTo":"1987-01-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P17271|1985-10-01|1987-01-22"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C10204","name":"Harold  Osborne"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"1985-10-01","validTo":"1987-01-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|C10204|1985-10-01|1987-01-22"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C10204","name":"Harold  Osborne"},"object":{"type":"operator","id":"P17271","name":"Hughes Creek Inc"},"validFrom":"1985-10-01","validTo":"1987-01-22","current":false,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P17271|1985-10-01|C10204|1985-10-01|81461"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P18433","name":"Hughes Creek Inc"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"1987-01-23","validTo":"1991-08-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P18433|1987-01-23|1991-08-15"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00945","name":"James K  Kessler"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"1987-01-23","validTo":"1991-08-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|C00945|1987-01-23|1991-08-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00945","name":"James K  Kessler"},"object":{"type":"operator","id":"P18433","name":"Hughes Creek Inc"},"validFrom":"1987-01-23","validTo":"1991-08-15","current":false,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P18433|1987-01-23|C00945|1987-01-23|51214"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14340","name":"B Douglas  Divita"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"1991-01-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|C14340|1991-01-29|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21621","name":"Amanda Dock Inc"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"1991-08-16","validTo":"1995-03-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P21621|1991-08-16|1995-03-29"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C11978","name":"Jack L  Williams"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"1991-08-16","validTo":"1995-03-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|C11978|1991-08-16|1995-03-29"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C11978","name":"Jack L  Williams"},"object":{"type":"operator","id":"P21621","name":"Amanda Dock Inc"},"validFrom":"1991-08-16","validTo":"1995-03-29","current":false,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P21621|1991-08-16|C11978|1991-08-16|85856"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21347","name":"Divita Coal Company Inc"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"1995-03-30","validTo":"2006-04-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P21347|1995-03-30|2006-04-16"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14340","name":"B Douglas  Divita"},"object":{"type":"operator","id":"P21347","name":"Divita Coal Company Inc"},"validFrom":"1995-03-30","validTo":"2006-04-16","current":false,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P21347|1995-03-30|C14340|1991-01-29|92548"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15863","name":"Jeffery A  Hoops"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"2001-03-01","validTo":"2008-10-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|C15863|2001-03-01|2008-10-31"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24564","name":"Frasure Creek Mining LLC"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"2006-04-17","validTo":"2021-09-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P24564|2006-04-17|2021-09-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15863","name":"Jeffery A  Hoops"},"object":{"type":"operator","id":"P24564","name":"Frasure Creek Mining LLC"},"validFrom":"2006-04-17","validTo":"2008-10-31","current":false,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P24564|2006-04-17|C15863|2001-03-01|97186"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0080913","name":"Kenneth W  Woodring"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"2008-11-01","validTo":"2010-04-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|0080913|2008-11-01|2010-04-06"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0080913","name":"Kenneth W  Woodring"},"object":{"type":"operator","id":"P24564","name":"Frasure Creek Mining LLC"},"validFrom":"2008-11-01","validTo":"2010-04-06","current":false,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P24564|2006-04-17|0080913|2008-11-01|12810"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0102805","name":"Essar Minerals Canada Limited"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"2010-04-07","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|0102805|2010-04-07|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0102805","name":"Essar Minerals Canada Limited"},"object":{"type":"operator","id":"P24564","name":"Frasure Creek Mining LLC"},"validFrom":"2010-04-07","validTo":"2021-09-28","current":false,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|P24564|2006-04-17|0102805|2010-04-07|17652"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0150681","name":"John T  Quintrell"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"2021-09-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|0150681|2021-09-15|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0178853","name":"Resilient Mining, LLC"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"2021-09-29","validTo":"2025-11-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|0178853|2021-09-29|2025-11-10"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0150681","name":"John T  Quintrell"},"object":{"type":"operator","id":"0178853","name":"Resilient Mining, LLC"},"validFrom":"2021-09-29","validTo":"2025-11-10","current":false,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|0178853|2021-09-29|0150681|2021-09-15|31094"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0144441","name":"John Mitch Potter"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"2025-06-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|0144441|2025-06-12|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0203533","name":"Coal-Mac MET, LLC"},"object":{"type":"mine","id":"4607014","name":"Hughes Creek Terminal P-4"},"validFrom":"2025-11-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|0203533|2025-11-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0144441","name":"John Mitch Potter"},"object":{"type":"operator","id":"0203533","name":"Coal-Mac MET, LLC"},"validFrom":"2025-11-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"4607014","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4607014|0203533|2025-11-11|0144441|2025-06-12|29509"}}],"coverage":{"historyRecords":9,"edgeCount":25,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4607014","dataSource":"postgres","snapshotId":"2026-10-18T09:31:49.615908+00:00","completedAt":"2026-10-18T09:31:49.615Z","sourceCount":20,"totalRows":17915666,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}