{"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":"4606227","name":"C R 1"},"operator":{"type":"operator","id":"P11413","name":"Toney'S Branch Coal Company"},"controller":{"type":"controller","id":"C08808","name":"Brewster Thomas"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P11252","name":"Statt Coal Company Inc"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1980-08-01","validTo":"1981-07-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P11252|1980-08-01|1981-07-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08468","name":"Jeffery Betty"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1980-08-01","validTo":"1981-07-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|C08468|1980-08-01|1981-07-19"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08468","name":"Jeffery Betty"},"object":{"type":"operator","id":"P11252","name":"Statt Coal Company Inc"},"validFrom":"1980-08-01","validTo":"1981-07-19","current":false,"derived":true,"evidenceMineId":"4606227","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P11252|1980-08-01|C08468|1980-08-01|77390"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08808","name":"Brewster Thomas"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1980-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|C08808|1980-08-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P12481","name":"Peytona Coal Company"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1981-07-20","validTo":"1982-07-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P12481|1981-07-20|1982-07-17"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C09229","name":"Spratt Robert"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1981-07-20","validTo":"1982-07-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|C09229|1981-07-20|1982-07-17"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C09229","name":"Spratt Robert"},"object":{"type":"operator","id":"P12481","name":"Peytona Coal Company"},"validFrom":"1981-07-20","validTo":"1982-07-17","current":false,"derived":true,"evidenceMineId":"4606227","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P12481|1981-07-20|C09229|1981-07-20|79155"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P13545","name":"Walhonde Coal & Construction Inc"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1982-07-18","validTo":"1984-11-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P13545|1982-07-18|1984-11-07"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C09888","name":"Walhonde Coal & Construction Inc"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1982-07-18","validTo":"1984-11-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|C09888|1982-07-18|1984-11-07"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C09888","name":"Walhonde Coal & Construction Inc"},"object":{"type":"operator","id":"P13545","name":"Walhonde Coal & Construction Inc"},"validFrom":"1982-07-18","validTo":"1984-11-07","current":false,"derived":true,"evidenceMineId":"4606227","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P13545|1982-07-18|C09888|1982-07-18|80847"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P16581","name":"Walhonde Coal & Construction Inc"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1984-11-08","validTo":"1987-09-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P16581|1984-11-08|1987-09-27"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00081","name":"Eagle Coal & Dock Company Inc"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1984-11-08","validTo":"1987-09-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|C00081|1984-11-08|1987-09-27"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00081","name":"Eagle Coal & Dock Company Inc"},"object":{"type":"operator","id":"P16581","name":"Walhonde Coal & Construction Inc"},"validFrom":"1984-11-08","validTo":"1987-09-27","current":false,"derived":true,"evidenceMineId":"4606227","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P16581|1984-11-08|C00081|1984-11-08|44075"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19246","name":"Cheyenne Mining Inc"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1987-09-28","validTo":"1990-12-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P19246|1987-09-28|1990-12-03"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C11521","name":"Mc Coy Jeffrey S"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1987-09-28","validTo":"1990-12-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|C11521|1987-09-28|1990-12-03"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C11521","name":"Mc Coy Jeffrey S"},"object":{"type":"operator","id":"P19246","name":"Cheyenne Mining Inc"},"validFrom":"1987-09-28","validTo":"1990-12-03","current":false,"derived":true,"evidenceMineId":"4606227","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P19246|1987-09-28|C11521|1987-09-28|84823"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P11413","name":"Toney'S Branch Coal Company"},"object":{"type":"mine","id":"4606227","name":"C R 1"},"validFrom":"1990-12-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P11413|1990-12-04|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08808","name":"Brewster Thomas"},"object":{"type":"operator","id":"P11413","name":"Toney'S Branch Coal Company"},"validFrom":"1990-12-04","validTo":null,"current":true,"derived":true,"evidenceMineId":"4606227","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606227|P11413|1990-12-04|C08808|1980-08-01|78217"}}],"coverage":{"historyRecords":6,"edgeCount":18,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4606227","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"}}