{"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":"1100004","name":"JONESBORO PLANT"},"operator":{"type":"operator","id":"0080764","name":"Shawnee Stone LLC"},"controller":{"type":"controller","id":"M01605","name":"T & T Oil Company Inc; Shakespeare Oil Company Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00008","name":"American Limestone Company Inc"},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"validFrom":"1950-01-01","validTo":"1982-07-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|L00008|1950-01-01|1982-07-29"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00017","name":"Asarco Inc"},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"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":"1100004|M00017|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00017","name":"Asarco Inc"},"object":{"type":"operator","id":"L00008","name":"American Limestone Company Inc"},"validFrom":"1950-01-01","validTo":"1982-07-29","current":false,"derived":true,"evidenceMineId":"1100004","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|L00008|1950-01-01|M00017|1950-01-01|101458"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00024","name":"Legacy Vulcan Corp (Form:Vulcan Materials Co)"},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"validFrom":"1950-01-01","validTo":"2007-11-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|M00024|1950-01-01|2007-11-15"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00109","name":"Clyde D  Trexler"},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"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":"1100004|M00109|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00068","name":"Columbia Quarry Company"},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"validFrom":"1982-07-30","validTo":"1998-05-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|L00068|1982-07-30|1998-05-25"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00109","name":"Clyde D  Trexler"},"object":{"type":"operator","id":"L00068","name":"Columbia Quarry Company"},"validFrom":"1982-07-30","validTo":"1998-05-25","current":false,"derived":true,"evidenceMineId":"1100004","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|L00068|1982-07-30|M00109|1950-01-01|104364"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16168","name":"Vulcan Constr. Materials, L.P."},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"validFrom":"1998-05-26","validTo":"2007-05-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|L16168|1998-05-26|2007-05-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00024","name":"Legacy Vulcan Corp (Form:Vulcan Materials Co)"},"object":{"type":"operator","id":"L16168","name":"Vulcan Constr. Materials, L.P."},"validFrom":"1998-05-26","validTo":"2007-05-04","current":false,"derived":true,"evidenceMineId":"1100004","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|L16168|1998-05-26|M00024|1950-01-01|101676"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0080764","name":"Shawnee Stone LLC"},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"validFrom":"2007-05-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|0080764|2007-05-05|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01605","name":"Shakespeare Oil Company Inc et al"},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"validFrom":"2007-05-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|M01605|2007-05-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01605","name":"Shakespeare Oil Company Inc et al"},"object":{"type":"operator","id":"0080764","name":"Shawnee Stone LLC"},"validFrom":"2007-05-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"1100004","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|0080764|2007-05-05|M01605|2007-05-05|119584"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01605","name":"T & T Oil Company Inc et al"},"object":{"type":"operator","id":"0080764","name":"Shawnee Stone LLC"},"validFrom":"2007-05-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"1100004","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|0080764|2007-05-05|M01605|2007-05-05|119585"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"mine","id":"1100004","name":"JONESBORO PLANT"},"validFrom":"2007-11-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|0071891|2007-11-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"operator","id":"L16168","name":"Vulcan Constr. Materials, L.P."},"validFrom":"2007-11-16","validTo":"2007-05-04","current":false,"derived":true,"evidenceMineId":"1100004","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1100004|L16168|1998-05-26|0071891|2007-11-16|10738"}}],"coverage":{"historyRecords":6,"edgeCount":15,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1100004","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"}}