{"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":"2026-10-17T05:35:58.500035+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":"1518516","name":"No 1"},"operator":{"type":"operator","id":"0119409","name":"Linsco Energy LLC"},"controller":{"type":"controller","id":"C14616","name":"Charles  Collins"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12998","name":"Stanley R  Ditty"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"1998-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|C12998|1998-03-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15866","name":"Roy C  Wagner"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"1999-10-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|C15866|1999-10-18|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23927","name":"BR&D ENTERPRISES, INC"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2002-02-11","validTo":"2004-06-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|P23927|2002-02-11|2004-06-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12998","name":"Stanley R  Ditty"},"object":{"type":"operator","id":"P23927","name":"BR&D ENTERPRISES, INC"},"validFrom":"2002-02-11","validTo":"2004-06-23","current":false,"derived":true,"evidenceMineId":"1518516","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|P23927|2002-02-11|C12998|1998-03-01|88381"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041843","name":"National Coal Corporation"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2003-05-27","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0041843|2003-05-27|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0052885","name":"Yenko Coal Inc."},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2004-06-24","validTo":"2005-07-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0052885|2004-06-24|2005-07-18"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0043725","name":"Clifford  Morgan"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2004-06-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0043725|2004-06-24|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0043725","name":"Clifford  Morgan"},"object":{"type":"operator","id":"0052885","name":"Yenko Coal Inc."},"validFrom":"2004-06-24","validTo":"2005-07-18","current":false,"derived":true,"evidenceMineId":"1518516","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0052885|2004-06-24|0043725|2004-06-24|4791"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24283","name":"REBCO Coal Inc"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2005-07-19","validTo":"2006-10-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|P24283|2005-07-19|2006-10-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15866","name":"Roy C  Wagner"},"object":{"type":"operator","id":"P24283","name":"REBCO Coal Inc"},"validFrom":"2005-07-19","validTo":"2006-10-23","current":false,"derived":true,"evidenceMineId":"1518516","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|P24283|2005-07-19|C15866|1999-10-18|97374"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051346","name":"National Coal Corporation"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2006-10-24","validTo":"2008-05-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0051346|2006-10-24|2008-05-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041843","name":"National Coal Corporation"},"object":{"type":"operator","id":"0051346","name":"National Coal Corporation"},"validFrom":"2006-10-24","validTo":"2008-05-04","current":false,"derived":true,"evidenceMineId":"1518516","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0051346|2006-10-24|0041843|2003-05-27|3154"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0090405","name":"F&G Resources LLC"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2008-05-05","validTo":"2009-05-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0090405|2008-05-05|2009-05-12"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0075853","name":"Robert C  Gregory Jr"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2008-05-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0075853|2008-05-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0075853","name":"Robert C  Gregory Jr"},"object":{"type":"operator","id":"0090405","name":"F&G Resources LLC"},"validFrom":"2008-05-05","validTo":"2009-05-12","current":false,"derived":true,"evidenceMineId":"1518516","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0090405|2008-05-05|0075853|2008-05-05|11874"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0075093","name":"Xinergy Ltd"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2009-05-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0075093|2009-05-10|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0100625","name":"Middle Fork Mining Inc."},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2009-05-13","validTo":"2011-09-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0100625|2009-05-13|2011-09-14"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0075093","name":"Xinergy Ltd"},"object":{"type":"operator","id":"0100625","name":"Middle Fork Mining Inc."},"validFrom":"2009-05-13","validTo":"2011-09-14","current":false,"derived":true,"evidenceMineId":"1518516","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0100625|2009-05-13|0075093|2009-05-10|11722"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0119409","name":"Linsco Energy LLC"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2011-09-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0119409|2011-09-15|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14616","name":"Charles  Collins"},"object":{"type":"mine","id":"1518516","name":"No 1"},"validFrom":"2011-09-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|C14616|2011-09-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14616","name":"Charles  Collins"},"object":{"type":"operator","id":"0119409","name":"Linsco Energy LLC"},"validFrom":"2011-09-15","validTo":null,"current":true,"derived":true,"evidenceMineId":"1518516","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1518516|0119409|2011-09-15|C14616|2011-09-15|93449"}}],"coverage":{"historyRecords":7,"edgeCount":21,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1518516","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}