{"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":"1512682","name":"Crockett"},"operator":{"type":"operator","id":"0087384","name":"Covol Fuels No. 3, LLC"},"controller":{"type":"controller","id":"0105415","name":"Catalyst Resources LLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C07007","name":"Bow Valley Industries Ltd"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1980-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|C07007|1980-12-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P11423","name":"Bow Valley Coal (Ky) Inc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1981-01-01","validTo":"1987-02-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P11423|1981-01-01|1987-02-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C07007","name":"Bow Valley Industries Ltd"},"object":{"type":"operator","id":"P11423","name":"Bow Valley Coal (Ky) Inc"},"validFrom":"1981-01-01","validTo":"1987-02-15","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P11423|1981-01-01|C07007|1980-12-01|73471"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22292","name":"Crockett Collieries (Ky) Inc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1987-02-16","validTo":"1995-08-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P22292|1987-02-16|1995-08-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12763","name":"Great Western Resources Inc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1987-02-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|C12763|1987-02-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12763","name":"Great Western Resources Inc"},"object":{"type":"operator","id":"P22292","name":"Crockett Collieries (Ky) Inc"},"validFrom":"1987-02-16","validTo":"1995-08-14","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P22292|1987-02-16|C12763|1987-02-16|87858"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14616","name":"Charles  Collins"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1992-02-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|C14616|1992-02-05|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23214","name":"Crockett Collieries (Ky) Inc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1995-08-15","validTo":"1998-05-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P23214|1995-08-15|1998-05-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14870","name":"George E  Barker"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1995-08-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|C14870|1995-08-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14870","name":"George E  Barker"},"object":{"type":"operator","id":"P23214","name":"Crockett Collieries (Ky) Inc"},"validFrom":"1995-08-15","validTo":"1998-05-31","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P23214|1995-08-15|C14870|1995-08-15|94127"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24021","name":"C C Coal Company"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1998-06-01","validTo":"2000-06-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P24021|1998-06-01|2000-06-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C06656","name":"Horizon Natural Resources Incorporated"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"1998-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|C06656|1998-06-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C06656","name":"Horizon Natural Resources Incorporated"},"object":{"type":"operator","id":"P24021","name":"C C Coal Company"},"validFrom":"1998-06-01","validTo":"2000-06-19","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P24021|1998-06-01|C06656|1998-06-01|72579"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21889","name":"Calvary Coal Company Inc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2000-06-20","validTo":"2001-01-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P21889|2000-06-20|2001-01-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14616","name":"Charles  Collins"},"object":{"type":"operator","id":"P21889","name":"Calvary Coal Company Inc"},"validFrom":"2000-06-20","validTo":"2001-01-15","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P21889|2000-06-20|C14616|1992-02-05|93400"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24546","name":"Chas Coal Llc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2001-01-16","validTo":"2005-01-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P24546|2001-01-16|2005-01-13"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C16004","name":"Marnat Energy Inc et al"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2001-01-16","validTo":"2008-04-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|C16004|2001-01-16|2008-04-22"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C16004","name":"Marnat Energy Inc et al"},"object":{"type":"operator","id":"P24546","name":"Chas Coal Llc"},"validFrom":"2001-01-16","validTo":"2005-01-13","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P24546|2001-01-16|C16004|2001-01-16|97968"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0057277","name":"Century Operations LLC"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2005-01-14","validTo":"2007-12-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0057277|2005-01-14|2007-12-06"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0047609","name":"Broe Companies Inc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2005-01-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0047609|2005-01-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0047609","name":"Broe Companies Inc"},"object":{"type":"operator","id":"0057277","name":"Century Operations LLC"},"validFrom":"2005-01-14","validTo":"2007-12-06","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0057277|2005-01-14|0047609|2005-01-14|5866"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0087384","name":"Covol Fuels No. 3, LLC"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2007-12-07","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0087384|2007-12-07|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0048309","name":"Headwaters Inc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2007-12-07","validTo":"2012-06-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0048309|2007-12-07|2012-06-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0048309","name":"Headwaters Inc"},"object":{"type":"operator","id":"0087384","name":"Covol Fuels No. 3, LLC"},"validFrom":"2007-12-07","validTo":"2012-06-28","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0087384|2007-12-07|0048309|2007-12-07|6030"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0047609","name":"Broe Companies Inc"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2008-04-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0047609|2008-04-23|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0047609","name":"Broe Companies Inc"},"object":{"type":"operator","id":"P24546","name":"Chas Coal Llc"},"validFrom":"2008-04-23","validTo":"2005-01-13","current":false,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|P24546|2001-01-16|0047609|2008-04-23|5878"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0105415","name":"Catalyst Resources LLC"},"object":{"type":"mine","id":"1512682","name":"Crockett"},"validFrom":"2012-06-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0105415|2012-06-29|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0105415","name":"Catalyst Resources LLC"},"object":{"type":"operator","id":"0087384","name":"Covol Fuels No. 3, LLC"},"validFrom":"2012-06-29","validTo":null,"current":true,"derived":true,"evidenceMineId":"1512682","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1512682|0087384|2007-12-07|0105415|2012-06-29|18481"}}],"coverage":{"historyRecords":10,"edgeCount":28,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1512682","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"}}