{"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":"3301609","name":"Wooster Plant"},"operator":{"type":"operator","id":"L06208","name":"The Olen Corporation"},"controller":{"type":"controller","id":"M04952","name":"Olen Corporation"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L37361","name":"Prairie Lane Corp"},"object":{"type":"mine","id":"3301609","name":"Wooster Plant"},"validFrom":"1950-01-01","validTo":"2004-06-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|L37361|1950-01-01|2004-06-20"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M37361","name":"Ralph W Miller"},"object":{"type":"mine","id":"3301609","name":"Wooster Plant"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|M37361|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M37361","name":"Ralph W Miller"},"object":{"type":"operator","id":"L37361","name":"Prairie Lane Corp"},"validFrom":"1950-01-01","validTo":"2004-06-20","current":false,"derived":true,"evidenceMineId":"3301609","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|L37361|1950-01-01|M37361|1950-01-01|166590"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04952","name":"Olen Corporation"},"object":{"type":"mine","id":"3301609","name":"Wooster Plant"},"validFrom":"1983-05-31","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|M04952|1983-05-31|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0052792","name":"Wooster Aggregates, LLC"},"object":{"type":"mine","id":"3301609","name":"Wooster Plant"},"validFrom":"2004-06-21","validTo":"2008-04-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|0052792|2004-06-21|2008-04-01"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04952","name":"Olen Corporation"},"object":{"type":"mine","id":"3301609","name":"Wooster Plant"},"validFrom":"2004-06-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|M04952|2004-06-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04952","name":"Olen Corporation"},"object":{"type":"operator","id":"0052792","name":"Wooster Aggregates, LLC"},"validFrom":"2004-06-21","validTo":"2008-04-01","current":false,"derived":true,"evidenceMineId":"3301609","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|0052792|2004-06-21|M04952|2004-06-21|133331"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L06208","name":"The Olen Corporation"},"object":{"type":"mine","id":"3301609","name":"Wooster Plant"},"validFrom":"2008-04-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|L06208|2008-04-02|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04952","name":"Olen Corporation"},"object":{"type":"operator","id":"L06208","name":"The Olen Corporation"},"validFrom":"2008-04-02","validTo":null,"current":true,"derived":true,"evidenceMineId":"3301609","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3301609|L06208|2008-04-02|M04952|1983-05-31|133323"}}],"coverage":{"historyRecords":3,"edgeCount":9,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3301609","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"}}