{"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":"3401953","name":"Peevyhouse # 1"},"operator":{"type":"operator","id":"0118408","name":"Quality Stone Quarries, LLC."},"controller":{"type":"controller","id":"0139741","name":"Danny  Ratliff"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0057338","name":"Parker & Sons' Stone LLC"},"object":{"type":"mine","id":"3401953","name":"Peevyhouse # 1"},"validFrom":"2005-02-10","validTo":"2018-03-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|0057338|2005-02-10|2018-03-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13860","name":"James R  Parker"},"object":{"type":"mine","id":"3401953","name":"Peevyhouse # 1"},"validFrom":"2005-02-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|M13860|2005-02-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13860","name":"James R  Parker"},"object":{"type":"operator","id":"0057338","name":"Parker & Sons' Stone LLC"},"validFrom":"2005-02-10","validTo":"2018-03-14","current":false,"derived":true,"evidenceMineId":"3401953","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|0057338|2005-02-10|M13860|2005-02-10|157181"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0100385","name":"Johnan  Ratliff et al"},"object":{"type":"mine","id":"3401953","name":"Peevyhouse # 1"},"validFrom":"2011-06-01","validTo":"2017-06-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|0100385|2011-06-01|2017-06-21"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0139741","name":"Danny  Ratliff"},"object":{"type":"mine","id":"3401953","name":"Peevyhouse # 1"},"validFrom":"2017-06-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|0139741|2017-06-22|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0118408","name":"Quality Stone Quarries, LLC."},"object":{"type":"mine","id":"3401953","name":"Peevyhouse # 1"},"validFrom":"2018-03-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|0118408|2018-03-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0100385","name":"Johnan  Ratliff et al"},"object":{"type":"operator","id":"0118408","name":"Quality Stone Quarries, LLC."},"validFrom":"2018-03-15","validTo":"2017-06-21","current":false,"derived":true,"evidenceMineId":"3401953","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|0118408|2018-03-15|0100385|2011-06-01|16788"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0100385","name":"Danny  Ratliff et al"},"object":{"type":"operator","id":"0118408","name":"Quality Stone Quarries, LLC."},"validFrom":"2018-03-15","validTo":"2017-06-21","current":false,"derived":true,"evidenceMineId":"3401953","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|0118408|2018-03-15|0100385|2011-06-01|16789"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0139741","name":"Danny  Ratliff"},"object":{"type":"operator","id":"0118408","name":"Quality Stone Quarries, LLC."},"validFrom":"2018-03-15","validTo":null,"current":true,"derived":true,"evidenceMineId":"3401953","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3401953|0118408|2018-03-15|0139741|2017-06-22|28308"}}],"coverage":{"historyRecords":4,"edgeCount":9,"intervalAnomalies":2,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3401953","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"}}