{"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":"2103379","name":"Screen Plant #960072"},"operator":{"type":"operator","id":"0052220","name":"FRA-DOR INC"},"controller":{"type":"controller","id":"0040665","name":"Frank M  Frattalone"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0040665","name":"Frank M  Frattalone"},"object":{"type":"mine","id":"2103379","name":"Screen Plant #960072"},"validFrom":"2002-04-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103379|0040665|2002-04-29|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0050264","name":"F.M. Frattalone Excavating & Grading"},"object":{"type":"mine","id":"2103379","name":"Screen Plant #960072"},"validFrom":"2003-08-12","validTo":"2003-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103379|0050264|2003-08-12|2003-12-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0040665","name":"Frank M  Frattalone"},"object":{"type":"operator","id":"0050264","name":"F.M. Frattalone Excavating & Grading"},"validFrom":"2003-08-12","validTo":"2003-12-31","current":false,"derived":true,"evidenceMineId":"2103379","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103379|0050264|2003-08-12|0040665|2002-04-29|430"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0052220","name":"FRA-DOR INC"},"object":{"type":"mine","id":"2103379","name":"Screen Plant #960072"},"validFrom":"2004-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103379|0052220|2004-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0040665","name":"Frank M  Frattalone"},"object":{"type":"mine","id":"2103379","name":"Screen Plant #960072"},"validFrom":"2004-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103379|0040665|2004-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0040665","name":"Frank M  Frattalone"},"object":{"type":"operator","id":"0052220","name":"FRA-DOR INC"},"validFrom":"2004-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"2103379","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103379|0052220|2004-01-01|0040665|2004-01-01|432"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"2103379","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"}}