{"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":"0801287","name":"Brooksville South Cement Plant"},"operator":{"type":"operator","id":"0106585","name":"CEMEX Construction Materials Florida, LLC"},"controller":{"type":"controller","id":"M09149","name":"Cemex S A"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L17629","name":"Florida Crushed Stone Company"},"object":{"type":"mine","id":"0801287","name":"Brooksville South Cement Plant"},"validFrom":"2000-07-01","validTo":"2010-03-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|L17629|2000-07-01|2010-03-04"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08942","name":"CSR Ltd"},"object":{"type":"mine","id":"0801287","name":"Brooksville South Cement Plant"},"validFrom":"2000-07-01","validTo":"2003-03-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|M08942|2000-07-01|2003-03-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08942","name":"CSR Ltd"},"object":{"type":"operator","id":"L17629","name":"Florida Crushed Stone Company"},"validFrom":"2000-07-01","validTo":"2003-03-31","current":false,"derived":true,"evidenceMineId":"0801287","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|L17629|2000-07-01|M08942|2000-07-01|144643"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0042039","name":"Rinker Group Ltd"},"object":{"type":"mine","id":"0801287","name":"Brooksville South Cement Plant"},"validFrom":"2003-04-01","validTo":"2007-07-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|0042039|2003-04-01|2007-07-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0042039","name":"Rinker Group Ltd"},"object":{"type":"operator","id":"L17629","name":"Florida Crushed Stone Company"},"validFrom":"2003-04-01","validTo":"2007-07-09","current":false,"derived":true,"evidenceMineId":"0801287","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|L17629|2000-07-01|0042039|2003-04-01|3517"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"mine","id":"0801287","name":"Brooksville South Cement Plant"},"validFrom":"2007-07-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|M09149|2007-07-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"operator","id":"L17629","name":"Florida Crushed Stone Company"},"validFrom":"2007-07-10","validTo":"2010-03-04","current":false,"derived":true,"evidenceMineId":"0801287","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|L17629|2000-07-01|M09149|2007-07-10|145529"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"mine","id":"0801287","name":"Brooksville South Cement Plant"},"validFrom":"2008-12-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|M09149|2008-12-04|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0106585","name":"CEMEX Construction Materials Florida, LLC"},"object":{"type":"mine","id":"0801287","name":"Brooksville South Cement Plant"},"validFrom":"2010-03-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|0106585|2010-03-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"operator","id":"0106585","name":"CEMEX Construction Materials Florida, LLC"},"validFrom":"2010-03-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"0801287","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0801287|0106585|2010-03-05|M09149|2008-12-04|145717"}}],"coverage":{"historyRecords":4,"edgeCount":10,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0801287","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"}}