{"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":"1516805","name":"Pup'S Branch #1"},"operator":{"type":"operator","id":"P21889","name":"Calvary Coal Company Inc"},"controller":{"type":"controller","id":"C14616","name":"Charles  Collins"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C06602","name":"Andalex Resources B V"},"object":{"type":"mine","id":"1516805","name":"Pup'S Branch #1"},"validFrom":"1950-01-01","validTo":"2006-08-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1516805|C06602|1950-01-01|2006-08-08"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17573","name":"Andalex Resources Inc"},"object":{"type":"mine","id":"1516805","name":"Pup'S Branch #1"},"validFrom":"1990-01-01","validTo":"1992-02-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1516805|P17573|1990-01-01|1992-02-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C06602","name":"Andalex Resources B V"},"object":{"type":"operator","id":"P17573","name":"Andalex Resources Inc"},"validFrom":"1990-01-01","validTo":"1992-02-04","current":false,"derived":true,"evidenceMineId":"1516805","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1516805|P17573|1990-01-01|C06602|1950-01-01|72234"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21889","name":"Calvary Coal Company Inc"},"object":{"type":"mine","id":"1516805","name":"Pup'S Branch #1"},"validFrom":"1992-02-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1516805|P21889|1992-02-05|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14616","name":"Charles  Collins"},"object":{"type":"mine","id":"1516805","name":"Pup'S Branch #1"},"validFrom":"1992-02-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1516805|C14616|1992-02-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14616","name":"Charles  Collins"},"object":{"type":"operator","id":"P21889","name":"Calvary Coal Company Inc"},"validFrom":"1992-02-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"1516805","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1516805|P21889|1992-02-05|C14616|1992-02-05|93407"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13408","name":"Robert E  Murray"},"object":{"type":"mine","id":"1516805","name":"Pup'S Branch #1"},"validFrom":"2006-08-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1516805|C13408|2006-08-09|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13408","name":"Robert E  Murray"},"object":{"type":"operator","id":"P17573","name":"Andalex Resources Inc"},"validFrom":"2006-08-09","validTo":"1992-02-04","current":false,"derived":true,"evidenceMineId":"1516805","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1516805|P17573|1990-01-01|C13408|2006-08-09|89594"}}],"coverage":{"historyRecords":3,"edgeCount":8,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1516805","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"}}