{"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":"4003070","name":"TRI COUNTY STONE"},"operator":{"type":"operator","id":"0154714","name":"Tri County Investments LLC"},"controller":{"type":"controller","id":"0137883","name":"Dennis W Patterson; Dustin  Patterson"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L39706","name":"Union Aggregates Inc"},"object":{"type":"mine","id":"4003070","name":"TRI COUNTY STONE"},"validFrom":"1992-06-01","validTo":"2017-12-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003070|L39706|1992-06-01|2017-12-10"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M39706","name":"Kevin L  Gaerke Et Al"},"object":{"type":"mine","id":"4003070","name":"TRI COUNTY STONE"},"validFrom":"1992-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003070|M39706|1992-06-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M39706","name":"Kevin L  Gaerke Et Al"},"object":{"type":"operator","id":"L39706","name":"Union Aggregates Inc"},"validFrom":"1992-06-01","validTo":"2017-12-10","current":false,"derived":true,"evidenceMineId":"4003070","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003070|L39706|1992-06-01|M39706|1992-06-01|169285"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0154714","name":"Tri County Investments LLC"},"object":{"type":"mine","id":"4003070","name":"TRI COUNTY STONE"},"validFrom":"2017-12-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003070|0154714|2017-12-11|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0137883","name":"Dennis W Patterson et al"},"object":{"type":"mine","id":"4003070","name":"TRI COUNTY STONE"},"validFrom":"2017-12-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003070|0137883|2017-12-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0137883","name":"Dennis W Patterson et al"},"object":{"type":"operator","id":"0154714","name":"Tri County Investments LLC"},"validFrom":"2017-12-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"4003070","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003070|0154714|2017-12-11|0137883|2017-12-11|27864"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0137883","name":"Dustin  Patterson et al"},"object":{"type":"operator","id":"0154714","name":"Tri County Investments LLC"},"validFrom":"2017-12-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"4003070","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003070|0154714|2017-12-11|0137883|2017-12-11|27865"}}],"coverage":{"historyRecords":3,"edgeCount":7,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4003070","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"}}