{"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":"0401891","name":"Eliot Plant"},"operator":{"type":"operator","id":"0103149","name":"CEMEX Construction Materials Pacific, 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":"L00169","name":"Lone Star Industries Inc"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"1950-01-01","validTo":"1987-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|L00169|1950-01-01|1987-12-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00122","name":"Lone Star Industries Inc"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|M00122|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00122","name":"Lone Star Industries Inc"},"object":{"type":"operator","id":"L00169","name":"Lone Star Industries Inc"},"validFrom":"1950-01-01","validTo":"1987-12-31","current":false,"derived":true,"evidenceMineId":"0401891","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|L00169|1950-01-01|M00122|1950-01-01|104641"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L09964","name":"CEMEX"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"1988-01-01","validTo":"2006-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|L09964|1988-01-01|2006-11-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00649","name":"RMC Group PLC"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"1988-01-01","validTo":"2005-02-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|M00649|1988-01-01|2005-02-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00649","name":"RMC Group PLC"},"object":{"type":"operator","id":"L09964","name":"CEMEX"},"validFrom":"1988-01-01","validTo":"2005-02-28","current":false,"derived":true,"evidenceMineId":"0401891","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|L09964|1988-01-01|M00649|1988-01-01|113736"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"2001-07-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|M09149|2001-07-10|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"2005-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|M09149|2005-03-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"operator","id":"L09964","name":"CEMEX"},"validFrom":"2005-03-01","validTo":"2006-11-30","current":false,"derived":true,"evidenceMineId":"0401891","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|L09964|1988-01-01|M09149|2005-03-01|145395"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051070","name":"Cemex Construction Materials LP"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"2006-12-01","validTo":"2012-06-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|0051070|2006-12-01|2012-06-05"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"operator","id":"0051070","name":"Cemex Construction Materials LP"},"validFrom":"2006-12-01","validTo":"2012-06-05","current":false,"derived":true,"evidenceMineId":"0401891","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|0051070|2006-12-01|M09149|2001-07-10|145351"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"2008-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|M09149|2008-08-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0103149","name":"CEMEX Construction Materials Pacific, LLC"},"object":{"type":"mine","id":"0401891","name":"Eliot Plant"},"validFrom":"2012-06-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|0103149|2012-06-06|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"operator","id":"0103149","name":"CEMEX Construction Materials Pacific, LLC"},"validFrom":"2012-06-06","validTo":null,"current":true,"derived":true,"evidenceMineId":"0401891","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0401891|0103149|2012-06-06|M09149|2008-08-01|145648"}}],"coverage":{"historyRecords":5,"edgeCount":14,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0401891","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"}}