{"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":"5002033","name":"Bird Creek"},"operator":{"type":"operator","id":"0146653","name":"Cripple Creek Mining Inc"},"controller":{"type":"controller","id":"0127881","name":"Dean L  Rehbein; Marvin A  Rehbein"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0139835","name":"Northern Exploration & Logistics LLC"},"object":{"type":"mine","id":"5002033","name":"Bird Creek"},"validFrom":"2015-03-01","validTo":"2016-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"5002033|0139835|2015-03-01|2016-06-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0118963","name":"Douglas B Grey"},"object":{"type":"mine","id":"5002033","name":"Bird Creek"},"validFrom":"2015-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"5002033|0118963|2015-03-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0118963","name":"Douglas B Grey"},"object":{"type":"operator","id":"0139835","name":"Northern Exploration & Logistics LLC"},"validFrom":"2015-03-01","validTo":"2016-06-30","current":false,"derived":true,"evidenceMineId":"5002033","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"5002033|0139835|2015-03-01|0118963|2015-03-01|22767"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0146653","name":"Cripple Creek Mining Inc"},"object":{"type":"mine","id":"5002033","name":"Bird Creek"},"validFrom":"2016-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"5002033|0146653|2016-07-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0127881","name":"Dean L  Rehbein et al"},"object":{"type":"mine","id":"5002033","name":"Bird Creek"},"validFrom":"2016-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"5002033|0127881|2016-07-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0127881","name":"Dean L  Rehbein et al"},"object":{"type":"operator","id":"0146653","name":"Cripple Creek Mining Inc"},"validFrom":"2016-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"5002033","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"5002033|0146653|2016-07-01|0127881|2016-07-01|25064"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0127881","name":"Marvin A  Rehbein et al"},"object":{"type":"operator","id":"0146653","name":"Cripple Creek Mining Inc"},"validFrom":"2016-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"5002033","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"5002033|0146653|2016-07-01|0127881|2016-07-01|25065"}}],"coverage":{"historyRecords":3,"edgeCount":7,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"5002033","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"}}