{"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":"0500070","name":"COLORADO ROSE RED QUARRY"},"operator":{"type":"operator","id":"L08278","name":"Colorado Rose Red Inc."},"controller":{"type":"controller","id":"0141281","name":"Caleb Daniel  Liesveld"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L08277","name":"Colorado Watertown Granite Corp"},"object":{"type":"mine","id":"0500070","name":"COLORADO ROSE RED QUARRY"},"validFrom":"1950-01-01","validTo":"1985-06-11","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0500070|L08277|1950-01-01|1985-06-11"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06587","name":"Daniel J  Liesveld  et al"},"object":{"type":"mine","id":"0500070","name":"COLORADO ROSE RED QUARRY"},"validFrom":"1950-01-01","validTo":"1985-06-11","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0500070|M06587|1950-01-01|1985-06-11"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06587","name":"Daniel J  Liesveld  et al"},"object":{"type":"operator","id":"L08277","name":"Colorado Watertown Granite Corp"},"validFrom":"1950-01-01","validTo":"1985-06-11","current":false,"derived":true,"evidenceMineId":"0500070","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0500070|L08277|1950-01-01|M06587|1950-01-01|138862"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L08278","name":"Colorado Rose Red Inc."},"object":{"type":"mine","id":"0500070","name":"COLORADO ROSE RED QUARRY"},"validFrom":"1985-06-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0500070|L08278|1985-06-12|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06588","name":"Daniel J  Liesveld"},"object":{"type":"mine","id":"0500070","name":"COLORADO ROSE RED QUARRY"},"validFrom":"1985-06-12","validTo":"2017-09-11","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0500070|M06588|1985-06-12|2017-09-11"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06588","name":"Daniel J  Liesveld"},"object":{"type":"operator","id":"L08278","name":"Colorado Rose Red Inc."},"validFrom":"1985-06-12","validTo":"2017-09-11","current":false,"derived":true,"evidenceMineId":"0500070","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0500070|L08278|1985-06-12|M06588|1985-06-12|138863"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0141281","name":"Caleb Daniel  Liesveld"},"object":{"type":"mine","id":"0500070","name":"COLORADO ROSE RED QUARRY"},"validFrom":"2017-09-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0500070|0141281|2017-09-12|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0141281","name":"Caleb Daniel  Liesveld"},"object":{"type":"operator","id":"L08278","name":"Colorado Rose Red Inc."},"validFrom":"2017-09-12","validTo":null,"current":true,"derived":true,"evidenceMineId":"0500070","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0500070|L08278|1985-06-12|0141281|2017-09-12|28586"}}],"coverage":{"historyRecords":3,"edgeCount":8,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0500070","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"}}