{"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":"1518145","name":"Cm&E #3"},"operator":{"type":"operator","id":"0110605","name":"Cloverfork Mining & Excavating Inc"},"controller":{"type":"controller","id":"C00015","name":"Benjamin R.  Bennett"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00015","name":"Benjamin R.  Bennett"},"object":{"type":"mine","id":"1518145","name":"Cm&E #3"},"validFrom":"1981-11-03","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518145|C00015|1981-11-03|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P14483","name":"Cloverfork Mining & Excavating Inc"},"object":{"type":"mine","id":"1518145","name":"Cm&E #3"},"validFrom":"1999-02-01","validTo":"2010-06-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518145|P14483|1999-02-01|2010-06-17"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00015","name":"Benjamin R.  Bennett"},"object":{"type":"operator","id":"P14483","name":"Cloverfork Mining & Excavating Inc"},"validFrom":"1999-02-01","validTo":"2010-06-17","current":false,"derived":true,"evidenceMineId":"1518145","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518145|P14483|1999-02-01|C00015|1981-11-03|43575"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00015","name":"Benjamin R.  Bennett"},"object":{"type":"mine","id":"1518145","name":"Cm&E #3"},"validFrom":"2010-06-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518145|C00015|2010-06-02|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0110605","name":"Cloverfork Mining & Excavating Inc"},"object":{"type":"mine","id":"1518145","name":"Cm&E #3"},"validFrom":"2010-06-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518145|0110605|2010-06-18|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00015","name":"Benjamin R.  Bennett"},"object":{"type":"operator","id":"0110605","name":"Cloverfork Mining & Excavating Inc"},"validFrom":"2010-06-18","validTo":null,"current":true,"derived":true,"evidenceMineId":"1518145","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518145|0110605|2010-06-18|C00015|2010-06-02|43593"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1518145","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"}}