{"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":"2003266","name":"Constine, Inc. - Grange Hall Pit"},"operator":{"type":"operator","id":"L15965","name":"Constine, Incorporated"},"controller":{"type":"controller","id":"M09009","name":"Mike  Constine; Mark  Constine; Rod  Constine"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09009","name":"Mark  Constine  et al"},"object":{"type":"mine","id":"2003266","name":"Constine, Inc. - Grange Hall Pit"},"validFrom":"1996-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003266|M09009|1996-04-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L15965","name":"Constine, Incorporated"},"object":{"type":"mine","id":"2003266","name":"Constine, Inc. - Grange Hall Pit"},"validFrom":"2003-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003266|L15965|2003-04-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09009","name":"Mark  Constine  et al"},"object":{"type":"operator","id":"L15965","name":"Constine, Incorporated"},"validFrom":"2003-04-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"2003266","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003266|L15965|2003-04-01|M09009|1996-04-01|144889"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09009","name":"Mike  Constine  et al"},"object":{"type":"operator","id":"L15965","name":"Constine, Incorporated"},"validFrom":"2003-04-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"2003266","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003266|L15965|2003-04-01|M09009|1996-04-01|144890"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09009","name":"Rod  Constine  et al"},"object":{"type":"operator","id":"L15965","name":"Constine, Incorporated"},"validFrom":"2003-04-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"2003266","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003266|L15965|2003-04-01|M09009|1996-04-01|144891"}}],"coverage":{"historyRecords":3,"edgeCount":5,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"2003266","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"}}