{"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":"0900145","name":"AUGUSTA MINES"},"operator":{"type":"operator","id":"0057717","name":"General Shale Brick, Inc."},"controller":{"type":"controller","id":"M13043","name":"Wienerberger AG"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L09675","name":"Boral Bricks Inc"},"object":{"type":"mine","id":"0900145","name":"AUGUSTA MINES"},"validFrom":"1950-01-01","validTo":"2017-03-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|L09675|1950-01-01|2017-03-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00202","name":"Boral Limited"},"object":{"type":"mine","id":"0900145","name":"AUGUSTA MINES"},"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":"0900145|M00202|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00202","name":"Boral Limited"},"object":{"type":"operator","id":"L09675","name":"Boral Bricks Inc"},"validFrom":"1950-01-01","validTo":"2017-03-31","current":false,"derived":true,"evidenceMineId":"0900145","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|L09675|1950-01-01|M00202|1950-01-01|107320"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13043","name":"Wienerberger AG"},"object":{"type":"mine","id":"0900145","name":"AUGUSTA MINES"},"validFrom":"2002-07-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|M13043|2002-07-19|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0151095","name":"Meridian Brick LLC"},"object":{"type":"mine","id":"0900145","name":"AUGUSTA MINES"},"validFrom":"2017-04-01","validTo":"2023-03-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|0151095|2017-04-01|2023-03-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0133461","name":"Lone Star Funds Inc et al"},"object":{"type":"mine","id":"0900145","name":"AUGUSTA MINES"},"validFrom":"2017-04-01","validTo":"2021-10-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|0133461|2017-04-01|2021-10-17"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0133461","name":"Lone Star Funds Inc et al"},"object":{"type":"operator","id":"0151095","name":"Meridian Brick LLC"},"validFrom":"2017-04-01","validTo":"2021-10-17","current":false,"derived":true,"evidenceMineId":"0900145","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|0151095|2017-04-01|0133461|2017-04-01|26834"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0133461","name":"Boral Industries Inc et al"},"object":{"type":"operator","id":"0151095","name":"Meridian Brick LLC"},"validFrom":"2017-04-01","validTo":"2021-10-17","current":false,"derived":true,"evidenceMineId":"0900145","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|0151095|2017-04-01|0133461|2017-04-01|26835"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13043","name":"Wienerberger AG"},"object":{"type":"mine","id":"0900145","name":"AUGUSTA MINES"},"validFrom":"2021-10-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|M13043|2021-10-18|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13043","name":"Wienerberger AG"},"object":{"type":"operator","id":"0151095","name":"Meridian Brick LLC"},"validFrom":"2021-10-18","validTo":"2023-03-30","current":false,"derived":true,"evidenceMineId":"0900145","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|0151095|2017-04-01|M13043|2021-10-18|155300"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0057717","name":"General Shale Brick, Inc."},"object":{"type":"mine","id":"0900145","name":"AUGUSTA MINES"},"validFrom":"2023-03-31","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|0057717|2023-03-31|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13043","name":"Wienerberger AG"},"object":{"type":"operator","id":"0057717","name":"General Shale Brick, Inc."},"validFrom":"2023-03-31","validTo":null,"current":true,"derived":true,"evidenceMineId":"0900145","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0900145|0057717|2023-03-31|M13043|2002-07-19|155249"}}],"coverage":{"historyRecords":5,"edgeCount":12,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0900145","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"}}