{"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":"2026-10-18T09:31:49.615908+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":"1202103","name":"Air Quality Hart Street South"},"operator":{"type":"operator","id":"P23854","name":"Peabody Midwest Mining, LLC"},"controller":{"type":"controller","id":"C15833","name":"Peabody Energy Corporation"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-18T09:31:49.615908+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22595","name":"Solar Sources Underground L L C"},"object":{"type":"mine","id":"1202103","name":"Air Quality Hart Street South"},"validFrom":"1991-07-01","validTo":"2005-12-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1202103|P22595|1991-07-01|2005-12-20"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05973","name":"Felson  Bowman"},"object":{"type":"mine","id":"1202103","name":"Air Quality Hart Street South"},"validFrom":"1991-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1202103|C05973|1991-07-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05973","name":"Felson  Bowman"},"object":{"type":"operator","id":"P22595","name":"Solar Sources Underground L L C"},"validFrom":"1991-07-01","validTo":"2005-12-20","current":false,"derived":true,"evidenceMineId":"1202103","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1202103|P22595|1991-07-01|C05973|1991-07-01|70494"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15833","name":"Peabody Energy Corporation"},"object":{"type":"mine","id":"1202103","name":"Air Quality Hart Street South"},"validFrom":"1997-11-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1202103|C15833|1997-11-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23854","name":"Peabody Midwest Mining, LLC"},"object":{"type":"mine","id":"1202103","name":"Air Quality Hart Street South"},"validFrom":"2005-12-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1202103|P23854|2005-12-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15833","name":"Peabody Energy Corporation"},"object":{"type":"operator","id":"P23854","name":"Peabody Midwest Mining, LLC"},"validFrom":"2005-12-21","validTo":null,"current":true,"derived":true,"evidenceMineId":"1202103","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1202103|P23854|2005-12-21|C15833|1997-11-01|96923"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1202103","dataSource":"postgres","snapshotId":"2026-10-18T09:31:49.615908+00:00","completedAt":"2026-10-18T09:31:49.615Z","sourceCount":20,"totalRows":17915666,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}