{"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":"2302188","name":"Chiles Works LLC"},"operator":{"type":"operator","id":"0180214","name":"Mid Mo Mining LLC"},"controller":{"type":"controller","id":"0107581","name":"Darrell  Cunningham; Janice  Cunningham"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16596","name":"Chiles Works LLC"},"object":{"type":"mine","id":"2302188","name":"Chiles Works LLC"},"validFrom":"1999-06-01","validTo":"2023-06-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302188|L16596|1999-06-01|2023-06-26"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M12699","name":"Richard D  Chiles  et al"},"object":{"type":"mine","id":"2302188","name":"Chiles Works LLC"},"validFrom":"1999-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302188|M12699|1999-06-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12699","name":"Richard D  Chiles  et al"},"object":{"type":"operator","id":"L16596","name":"Chiles Works LLC"},"validFrom":"1999-06-01","validTo":"2023-06-26","current":false,"derived":true,"evidenceMineId":"2302188","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302188|L16596|1999-06-01|M12699|1999-06-01|154386"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12699","name":"Brenda M  Martin et al"},"object":{"type":"operator","id":"L16596","name":"Chiles Works LLC"},"validFrom":"1999-06-01","validTo":"2023-06-26","current":false,"derived":true,"evidenceMineId":"2302188","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302188|L16596|1999-06-01|M12699|1999-06-01|154387"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0107581","name":"Darrell  Cunningham et al"},"object":{"type":"mine","id":"2302188","name":"Chiles Works LLC"},"validFrom":"2022-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302188|0107581|2022-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0180214","name":"Mid Mo Mining LLC"},"object":{"type":"mine","id":"2302188","name":"Chiles Works LLC"},"validFrom":"2023-06-27","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302188|0180214|2023-06-27|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0107581","name":"Darrell  Cunningham et al"},"object":{"type":"operator","id":"0180214","name":"Mid Mo Mining LLC"},"validFrom":"2023-06-27","validTo":null,"current":true,"derived":true,"evidenceMineId":"2302188","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302188|0180214|2023-06-27|0107581|2022-01-01|19261"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0107581","name":"Janice  Cunningham et al"},"object":{"type":"operator","id":"0180214","name":"Mid Mo Mining LLC"},"validFrom":"2023-06-27","validTo":null,"current":true,"derived":true,"evidenceMineId":"2302188","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302188|0180214|2023-06-27|0107581|2022-01-01|19262"}}],"coverage":{"historyRecords":4,"edgeCount":8,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"2302188","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"}}