{"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":"1600784","name":"Beverly Sandpit #5"},"operator":{"type":"operator","id":"0084784","name":"Beverly Sand and Aggregate LLC"},"controller":{"type":"controller","id":"M13555","name":"Albert  Phillip Sr; Beverly  Phillip"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L12418","name":"Murphy Construction Company Inc"},"object":{"type":"mine","id":"1600784","name":"Beverly Sandpit #5"},"validFrom":"1950-01-01","validTo":"2017-08-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|L12418|1950-01-01|2017-08-03"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07582","name":"Cecile L  Murphy et al"},"object":{"type":"mine","id":"1600784","name":"Beverly Sandpit #5"},"validFrom":"1950-01-01","validTo":"2014-02-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|M07582|1950-01-01|2014-02-18"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07582","name":"Cecile L  Murphy et al"},"object":{"type":"operator","id":"L12418","name":"Murphy Construction Company Inc"},"validFrom":"1950-01-01","validTo":"2014-02-18","current":false,"derived":true,"evidenceMineId":"1600784","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|L12418|1950-01-01|M07582|1950-01-01|141583"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07582","name":"Lamont L  Murphy et al"},"object":{"type":"operator","id":"L12418","name":"Murphy Construction Company Inc"},"validFrom":"1950-01-01","validTo":"2014-02-18","current":false,"derived":true,"evidenceMineId":"1600784","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|L12418|1950-01-01|M07582|1950-01-01|141584"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13555","name":"Albert  Phillip Sr  et al"},"object":{"type":"mine","id":"1600784","name":"Beverly Sandpit #5"},"validFrom":"2007-11-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|M13555|2007-11-05|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0115543","name":"Sean A  Villavaso"},"object":{"type":"mine","id":"1600784","name":"Beverly Sandpit #5"},"validFrom":"2014-02-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|0115543|2014-02-19|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0115543","name":"Sean A  Villavaso"},"object":{"type":"operator","id":"L12418","name":"Murphy Construction Company Inc"},"validFrom":"2014-02-19","validTo":"2017-08-03","current":false,"derived":true,"evidenceMineId":"1600784","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|L12418|1950-01-01|0115543|2014-02-19|21754"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0084784","name":"Beverly Sand and Aggregate LLC"},"object":{"type":"mine","id":"1600784","name":"Beverly Sandpit #5"},"validFrom":"2017-08-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|0084784|2017-08-04|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13555","name":"Albert  Phillip Sr  et al"},"object":{"type":"operator","id":"0084784","name":"Beverly Sand and Aggregate LLC"},"validFrom":"2017-08-04","validTo":null,"current":true,"derived":true,"evidenceMineId":"1600784","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|0084784|2017-08-04|M13555|2007-11-05|156519"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13555","name":"Beverly  Phillip  et al"},"object":{"type":"operator","id":"0084784","name":"Beverly Sand and Aggregate LLC"},"validFrom":"2017-08-04","validTo":null,"current":true,"derived":true,"evidenceMineId":"1600784","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1600784|0084784|2017-08-04|M13555|2007-11-05|156520"}}],"coverage":{"historyRecords":5,"edgeCount":10,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1600784","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"}}