{"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":"1102857","name":"Coal Valley Mining Inc"},"operator":{"type":"operator","id":"P21616","name":"Coal Valley Mining Inc"},"controller":{"type":"controller","id":"C14470","name":"Walter T  Ozee"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19824","name":"Lorenzo Mining Company Inc"},"object":{"type":"mine","id":"1102857","name":"Coal Valley Mining Inc"},"validFrom":"1988-06-01","validTo":"1991-06-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|P19824|1988-06-01|1991-06-09"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13559","name":"Lorenzo Louis"},"object":{"type":"mine","id":"1102857","name":"Coal Valley Mining Inc"},"validFrom":"1988-06-01","validTo":"1991-06-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|C13559|1988-06-01|1991-06-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13559","name":"Lorenzo Louis"},"object":{"type":"operator","id":"P19824","name":"Lorenzo Mining Company Inc"},"validFrom":"1988-06-01","validTo":"1991-06-09","current":false,"derived":true,"evidenceMineId":"1102857","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|P19824|1988-06-01|C13559|1988-06-01|90298"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21526","name":"Gabeco Mining"},"object":{"type":"mine","id":"1102857","name":"Coal Valley Mining Inc"},"validFrom":"1991-06-10","validTo":"1991-10-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|P21526|1991-06-10|1991-10-01"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C07194","name":"Cooley Fred W"},"object":{"type":"mine","id":"1102857","name":"Coal Valley Mining Inc"},"validFrom":"1991-06-10","validTo":"1991-10-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|C07194|1991-06-10|1991-10-01"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C07194","name":"Cooley Fred W"},"object":{"type":"operator","id":"P21526","name":"Gabeco Mining"},"validFrom":"1991-06-10","validTo":"1991-10-01","current":false,"derived":true,"evidenceMineId":"1102857","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|P21526|1991-06-10|C07194|1991-06-10|74070"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21616","name":"Coal Valley Mining Inc"},"object":{"type":"mine","id":"1102857","name":"Coal Valley Mining Inc"},"validFrom":"1991-10-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|P21616|1991-10-02|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14470","name":"Walter T  Ozee"},"object":{"type":"mine","id":"1102857","name":"Coal Valley Mining Inc"},"validFrom":"1991-10-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|C14470|1991-10-02|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14470","name":"Walter T  Ozee"},"object":{"type":"operator","id":"P21616","name":"Coal Valley Mining Inc"},"validFrom":"1991-10-02","validTo":null,"current":true,"derived":true,"evidenceMineId":"1102857","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1102857|P21616|1991-10-02|C14470|1991-10-02|92978"}}],"coverage":{"historyRecords":3,"edgeCount":9,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1102857","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"}}