{"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":"3503943","name":"Plant #3"},"operator":{"type":"operator","id":"0108265","name":"Yates Road Building"},"controller":{"type":"controller","id":"0147381","name":"Griff A  Yates; Spencer C  Yates"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0091633","name":"Charlie L  Yates"},"object":{"type":"mine","id":"3503943","name":"Plant #3"},"validFrom":"2010-02-25","validTo":"2019-04-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503943|0091633|2010-02-25|2019-04-21"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0147381","name":"Spencer C  Yates et al"},"object":{"type":"mine","id":"3503943","name":"Plant #3"},"validFrom":"2019-04-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503943|0147381|2019-04-22|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0108265","name":"Yates Road Building"},"object":{"type":"mine","id":"3503943","name":"Plant #3"},"validFrom":"2023-04-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503943|0108265|2023-04-04|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0091633","name":"Charlie L  Yates"},"object":{"type":"operator","id":"0108265","name":"Yates Road Building"},"validFrom":"2023-04-04","validTo":"2019-04-21","current":false,"derived":true,"evidenceMineId":"3503943","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503943|0108265|2023-04-04|0091633|2010-02-25|14718"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0147381","name":"Spencer C  Yates et al"},"object":{"type":"operator","id":"0108265","name":"Yates Road Building"},"validFrom":"2023-04-04","validTo":null,"current":true,"derived":true,"evidenceMineId":"3503943","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503943|0108265|2023-04-04|0147381|2019-04-22|30213"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0147381","name":"Griff A  Yates et al"},"object":{"type":"operator","id":"0108265","name":"Yates Road Building"},"validFrom":"2023-04-04","validTo":null,"current":true,"derived":true,"evidenceMineId":"3503943","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503943|0108265|2023-04-04|0147381|2019-04-22|30214"}}],"coverage":{"historyRecords":3,"edgeCount":6,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3503943","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"}}