{"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":"0103246","name":"Bear Creek"},"operator":{"type":"operator","id":"0156433","name":"Mays Mining, Inc."},"controller":{"type":"controller","id":"0073991","name":"Rodney  Mays"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14998","name":"Robert A  Lewis et al"},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"1983-04-01","validTo":"2012-11-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|C14998|1983-04-01|2012-11-04"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Co., Inc."},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2002-09-01","validTo":"2016-12-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2002-09-01|2016-12-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14998","name":"Robert A  Lewis et al"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Co., Inc."},"validFrom":"2002-09-01","validTo":"2012-11-04","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2002-09-01|C14998|1983-04-01|94478"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14998","name":"Thomas A  Lewis et al"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Co., Inc."},"validFrom":"2002-09-01","validTo":"2012-11-04","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2002-09-01|C14998|1983-04-01|94479"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0107443","name":"Radar USA Holding Corp"},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2012-11-05","validTo":"2017-05-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0107443|2012-11-05|2017-05-21"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0107443","name":"Radar USA Holding Corp"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Co., Inc."},"validFrom":"2012-11-05","validTo":"2016-12-28","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2002-09-01|0107443|2012-11-05|19234"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0148834","name":"Yellowhammer Energy Solutions, LLC."},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2016-12-29","validTo":"2017-09-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0148834|2016-12-29|2017-09-27"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0130681","name":"Jason E Rudakas et al"},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2016-12-29","validTo":"2020-01-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0130681|2016-12-29|2020-01-26"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0130681","name":"Jason E Rudakas et al"},"object":{"type":"operator","id":"0148834","name":"Yellowhammer Energy Solutions, LLC."},"validFrom":"2016-12-29","validTo":"2017-09-27","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0148834|2016-12-29|0130681|2016-12-29|26188"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0130681","name":"Brian A Lewis et al"},"object":{"type":"operator","id":"0148834","name":"Yellowhammer Energy Solutions, LLC."},"validFrom":"2016-12-29","validTo":"2017-09-27","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0148834|2016-12-29|0130681|2016-12-29|26189"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14998","name":"Robert A  Lewis et al"},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2017-05-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|C14998|2017-05-22|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14998","name":"Robert A  Lewis et al"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Co., Inc."},"validFrom":"2017-05-22","validTo":"2016-12-28","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2002-09-01|C14998|2017-05-22|94522"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14998","name":"Thomas A  Lewis et al"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Co., Inc."},"validFrom":"2017-05-22","validTo":"2016-12-28","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2002-09-01|C14998|2017-05-22|94523"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Company Inc"},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2017-09-28","validTo":"2020-03-11","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2017-09-28|2020-03-11"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0107443","name":"Radar USA Holding Corp"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Company Inc"},"validFrom":"2017-09-28","validTo":"2017-05-21","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2017-09-28|0107443|2012-11-05|19235"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14998","name":"Thomas A  Lewis et al"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Company Inc"},"validFrom":"2017-09-28","validTo":"2012-11-04","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2017-09-28|C14998|1983-04-01|94480"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14998","name":"Robert A  Lewis et al"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Company Inc"},"validFrom":"2017-09-28","validTo":"2012-11-04","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2017-09-28|C14998|1983-04-01|94481"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14998","name":"Robert A  Lewis et al"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Company Inc"},"validFrom":"2017-09-28","validTo":"2020-03-11","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2017-09-28|C14998|2017-05-22|94524"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14998","name":"Thomas A  Lewis et al"},"object":{"type":"operator","id":"P14268","name":"Birmingham Coal & Coke Company Inc"},"validFrom":"2017-09-28","validTo":"2020-03-11","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|P14268|2017-09-28|C14998|2017-05-22|94525"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0073991","name":"Rodney  Mays"},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2018-04-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0073991|2018-04-04|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0073991","name":"Rodney  Mays"},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2020-01-27","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0073991|2020-01-27|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0073991","name":"Rodney  Mays"},"object":{"type":"operator","id":"0148834","name":"Yellowhammer Energy Solutions, LLC."},"validFrom":"2020-01-27","validTo":"2017-09-27","current":false,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0148834|2016-12-29|0073991|2020-01-27|11527"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0156433","name":"Mays Mining, Inc."},"object":{"type":"mine","id":"0103246","name":"Bear Creek"},"validFrom":"2020-03-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0156433|2020-03-12|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0073991","name":"Rodney  Mays"},"object":{"type":"operator","id":"0156433","name":"Mays Mining, Inc."},"validFrom":"2020-03-12","validTo":null,"current":true,"derived":true,"evidenceMineId":"0103246","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0103246|0156433|2020-03-12|0073991|2018-04-04|11518"}}],"coverage":{"historyRecords":14,"edgeCount":24,"intervalAnomalies":6,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0103246","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"}}