{"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":"4609284","name":"BAM 9"},"operator":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"controller":{"type":"controller","id":"0131101","name":"David D  Bundy"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14463","name":"Robert  Williams et al"},"object":{"type":"mine","id":"4609284","name":"BAM 9"},"validFrom":"1991-08-01","validTo":"2010-07-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|C14463|1991-08-01|2010-07-25"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"object":{"type":"mine","id":"4609284","name":"BAM 9"},"validFrom":"2008-05-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|P21604|2008-05-23|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14463","name":"Robert  Williams et al"},"object":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"validFrom":"2008-05-23","validTo":"2010-07-25","current":false,"derived":true,"evidenceMineId":"4609284","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|P21604|2008-05-23|C14463|1991-08-01|92941"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14463","name":"David D  Bundy et al"},"object":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"validFrom":"2008-05-23","validTo":"2010-07-25","current":false,"derived":true,"evidenceMineId":"4609284","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|P21604|2008-05-23|C14463|1991-08-01|92942"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0094773","name":"Perian  Salviola et al"},"object":{"type":"mine","id":"4609284","name":"BAM 9"},"validFrom":"2010-07-26","validTo":"2012-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|0094773|2010-07-26|2012-12-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0094773","name":"Perian  Salviola et al"},"object":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"validFrom":"2010-07-26","validTo":"2012-12-31","current":false,"derived":true,"evidenceMineId":"4609284","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|P21604|2008-05-23|0094773|2010-07-26|15606"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0094773","name":"David D  Bundy et al"},"object":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"validFrom":"2010-07-26","validTo":"2012-12-31","current":false,"derived":true,"evidenceMineId":"4609284","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|P21604|2008-05-23|0094773|2010-07-26|15607"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0107345","name":"David D  Bundy et al"},"object":{"type":"mine","id":"4609284","name":"BAM 9"},"validFrom":"2013-01-01","validTo":"2016-06-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|0107345|2013-01-01|2016-06-27"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0107345","name":"David D  Bundy et al"},"object":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"validFrom":"2013-01-01","validTo":"2016-06-27","current":false,"derived":true,"evidenceMineId":"4609284","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|P21604|2008-05-23|0107345|2013-01-01|19172"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0107345","name":"OHA Investment Corporation et al"},"object":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"validFrom":"2013-01-01","validTo":"2016-06-27","current":false,"derived":true,"evidenceMineId":"4609284","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|P21604|2008-05-23|0107345|2013-01-01|19173"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0131101","name":"David D  Bundy"},"object":{"type":"mine","id":"4609284","name":"BAM 9"},"validFrom":"2016-06-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|0131101|2016-06-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0131101","name":"David D  Bundy"},"object":{"type":"operator","id":"P21604","name":"Bundy Auger Mining Inc"},"validFrom":"2016-06-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"4609284","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609284|P21604|2008-05-23|0131101|2016-06-28|26310"}}],"coverage":{"historyRecords":7,"edgeCount":12,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4609284","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"}}