{"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":"4608113","name":"Alison Mine"},"operator":{"type":"operator","id":"P23242","name":"Big Sky Mining Inc"},"controller":{"type":"controller","id":"C15308","name":"Sears Casey Ii & Mike"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08040","name":"John T  Markovich"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1980-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|C08040|1980-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P10566","name":"Harrison Fuels Inc"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1991-11-01","validTo":"1992-11-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P10566|1991-11-01|1992-11-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08040","name":"John T  Markovich"},"object":{"type":"operator","id":"P10566","name":"Harrison Fuels Inc"},"validFrom":"1991-11-01","validTo":"1992-11-23","current":false,"derived":true,"evidenceMineId":"4608113","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P10566|1991-11-01|C08040|1980-01-01|76239"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22146","name":"Whitetail Energy Corp"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1992-11-24","validTo":"1993-08-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P22146|1992-11-24|1993-08-08"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14183","name":"Pearson Frank R"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1992-11-24","validTo":"1993-08-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|C14183|1992-11-24|1993-08-08"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14183","name":"Pearson Frank R"},"object":{"type":"operator","id":"P22146","name":"Whitetail Energy Corp"},"validFrom":"1992-11-24","validTo":"1993-08-08","current":false,"derived":true,"evidenceMineId":"4608113","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P22146|1992-11-24|C14183|1992-11-24|92169"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P10566","name":"Harrison Fuels Inc"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1993-08-09","validTo":"1994-06-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P10566|1993-08-09|1994-06-26"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08040","name":"John T  Markovich"},"object":{"type":"operator","id":"P10566","name":"Harrison Fuels Inc"},"validFrom":"1993-08-09","validTo":"1994-06-26","current":false,"derived":true,"evidenceMineId":"4608113","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P10566|1993-08-09|C08040|1980-01-01|76240"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22821","name":"Marion Minerals Inc"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1994-06-27","validTo":"1995-05-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P22821|1994-06-27|1995-05-10"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01065","name":"Paul F  Thomas"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1994-06-27","validTo":"1995-05-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|C01065|1994-06-27|1995-05-10"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01065","name":"Paul F  Thomas"},"object":{"type":"operator","id":"P22821","name":"Marion Minerals Inc"},"validFrom":"1994-06-27","validTo":"1995-05-10","current":false,"derived":true,"evidenceMineId":"4608113","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P22821|1994-06-27|C01065|1994-06-27|52052"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23242","name":"Big Sky Mining Inc"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1995-05-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P23242|1995-05-11|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15308","name":"Sears Casey Ii & Mike"},"object":{"type":"mine","id":"4608113","name":"Alison Mine"},"validFrom":"1995-05-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|C15308|1995-05-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15308","name":"Sears Casey Ii & Mike"},"object":{"type":"operator","id":"P23242","name":"Big Sky Mining Inc"},"validFrom":"1995-05-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"4608113","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608113|P23242|1995-05-11|C15308|1995-05-11|95233"}}],"coverage":{"historyRecords":5,"edgeCount":14,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4608113","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"}}