{"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":"1500153","name":"Princess"},"operator":{"type":"operator","id":"L07322","name":"Hanson Brick"},"controller":{"type":"controller","id":"0122961","name":"Lone Star Funds"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02497","name":"Jannock Ltd"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"1950-01-01","validTo":"2002-04-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|M02497|1950-01-01|2002-04-15"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02497","name":"Jannock Ltd"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|M02497|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10118","name":"Cline Brick Company"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"1950-01-01","validTo":"1988-02-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L10118|1950-01-01|1988-02-17"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07903","name":"Donald K  Cline"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"1950-01-01","validTo":"1988-02-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|M07903|1950-01-01|1988-02-17"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07903","name":"Donald K  Cline"},"object":{"type":"operator","id":"L10118","name":"Cline Brick Company"},"validFrom":"1950-01-01","validTo":"1988-02-17","current":false,"derived":true,"evidenceMineId":"1500153","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L10118|1950-01-01|M07903|1950-01-01|142325"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L03799","name":"Sipple Brick Inc"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"1988-02-18","validTo":"2003-08-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L03799|1988-02-18|2003-08-07"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02497","name":"Jannock Ltd"},"object":{"type":"operator","id":"L03799","name":"Sipple Brick Inc"},"validFrom":"1988-02-18","validTo":"2003-08-07","current":false,"derived":true,"evidenceMineId":"1500153","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L03799|1988-02-18|M02497|1950-01-01|125747"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00521","name":"Hanson PLC"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"2002-04-16","validTo":"2007-08-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|M00521|2002-04-16|2007-08-22"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L07322","name":"Hanson Brick"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"2003-08-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L07322|2003-08-08|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00521","name":"Hanson PLC"},"object":{"type":"operator","id":"L07322","name":"Hanson Brick"},"validFrom":"2003-08-08","validTo":"2007-08-22","current":false,"derived":true,"evidenceMineId":"1500153","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L07322|2003-08-08|M00521|2002-04-16|112666"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02497","name":"Jannock Ltd"},"object":{"type":"operator","id":"L07322","name":"Hanson Brick"},"validFrom":"2003-08-08","validTo":"2002-04-15","current":false,"derived":true,"evidenceMineId":"1500153","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L07322|2003-08-08|M02497|1950-01-01|125724"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00004","name":"Heidelberg Materials AG"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"2007-08-23","validTo":"2015-03-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|M00004|2007-08-23|2015-03-12"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00004","name":"Heidelberg Materials AG"},"object":{"type":"operator","id":"L07322","name":"Hanson Brick"},"validFrom":"2007-08-23","validTo":"2015-03-12","current":false,"derived":true,"evidenceMineId":"1500153","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L07322|2003-08-08|M00004|2007-08-23|100604"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0122961","name":"Lone Star Funds"},"object":{"type":"mine","id":"1500153","name":"Princess"},"validFrom":"2015-03-13","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|0122961|2015-03-13|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0122961","name":"Lone Star Funds"},"object":{"type":"operator","id":"L07322","name":"Hanson Brick"},"validFrom":"2015-03-13","validTo":null,"current":true,"derived":true,"evidenceMineId":"1500153","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1500153|L07322|2003-08-08|0122961|2015-03-13|23887"}}],"coverage":{"historyRecords":6,"edgeCount":15,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1500153","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"}}