{"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":"2026-10-17T05:35:58.500035+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":"3608853","name":"I 22 Processing"},"operator":{"type":"operator","id":"P09635","name":"Rosebud Mining Company"},"controller":{"type":"controller","id":"C07485","name":"J Clifford  Forrest III"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C07485","name":"J Clifford  Forrest III"},"object":{"type":"mine","id":"3608853","name":"I 22 Processing"},"validFrom":"1979-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|C07485|1979-08-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24454","name":"I-22 Processing Inc"},"object":{"type":"mine","id":"3608853","name":"I 22 Processing"},"validFrom":"2000-05-01","validTo":"2003-03-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|P24454|2000-05-01|2003-03-10"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15953","name":"Michael J Walker et al"},"object":{"type":"mine","id":"3608853","name":"I 22 Processing"},"validFrom":"2000-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|C15953|2000-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15953","name":"Michael J Walker et al"},"object":{"type":"operator","id":"P24454","name":"I-22 Processing Inc"},"validFrom":"2000-05-01","validTo":"2003-03-10","current":false,"derived":true,"evidenceMineId":"3608853","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|P24454|2000-05-01|C15953|2000-05-01|97823"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15953","name":"Steve  Meehan et al"},"object":{"type":"operator","id":"P24454","name":"I-22 Processing Inc"},"validFrom":"2000-05-01","validTo":"2003-03-10","current":false,"derived":true,"evidenceMineId":"3608853","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|P24454|2000-05-01|C15953|2000-05-01|97824"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051231","name":"AMFIRE Mining Company LLC"},"object":{"type":"mine","id":"3608853","name":"I 22 Processing"},"validFrom":"2003-03-11","validTo":"2010-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|0051231|2003-03-11|2010-12-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"mine","id":"3608853","name":"I 22 Processing"},"validFrom":"2003-03-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|0041211|2003-03-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"operator","id":"0051231","name":"AMFIRE Mining Company LLC"},"validFrom":"2003-03-11","validTo":"2010-12-31","current":false,"derived":true,"evidenceMineId":"3608853","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|0051231|2003-03-11|0041211|2003-03-11|1707"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P09635","name":"Rosebud Mining Company"},"object":{"type":"mine","id":"3608853","name":"I 22 Processing"},"validFrom":"2011-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|P09635|2011-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C07485","name":"J Clifford  Forrest III"},"object":{"type":"operator","id":"P09635","name":"Rosebud Mining Company"},"validFrom":"2011-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"3608853","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3608853|P09635|2011-01-01|C07485|1979-08-01|74807"}}],"coverage":{"historyRecords":4,"edgeCount":10,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3608853","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}