{"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":"1514534","name":"Mine #1"},"operator":{"type":"operator","id":"P22358","name":"Crickett Coal Company Inc"},"controller":{"type":"controller","id":"C14852","name":"Sanderson Lorin"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C06089","name":"Johnson Elwood Et Al"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1982-11-01","validTo":"1987-01-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|C06089|1982-11-01|1987-01-04"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P13922","name":"Crickett Coal Company Inc"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1984-03-01","validTo":"1987-01-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P13922|1984-03-01|1987-01-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C06089","name":"Johnson Elwood Et Al"},"object":{"type":"operator","id":"P13922","name":"Crickett Coal Company Inc"},"validFrom":"1984-03-01","validTo":"1987-01-04","current":false,"derived":true,"evidenceMineId":"1514534","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P13922|1984-03-01|C06089|1982-11-01|70732"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P18520","name":"Steer Fork Mining Inc"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1987-01-05","validTo":"1987-02-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P18520|1987-01-05|1987-02-18"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12245","name":"Griffey Clyde"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1987-01-05","validTo":"1987-02-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|C12245|1987-01-05|1987-02-18"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12245","name":"Griffey Clyde"},"object":{"type":"operator","id":"P18520","name":"Steer Fork Mining Inc"},"validFrom":"1987-01-05","validTo":"1987-02-18","current":false,"derived":true,"evidenceMineId":"1514534","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P18520|1987-01-05|C12245|1987-01-05|86469"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P18521","name":"Steer Fork Mining Company"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1987-02-19","validTo":"1988-02-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P18521|1987-02-19|1988-02-21"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12888","name":"Bridgeman James Et Al"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1987-02-19","validTo":"1989-02-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|C12888|1987-02-19|1989-02-14"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12888","name":"Bridgeman James Et Al"},"object":{"type":"operator","id":"P18521","name":"Steer Fork Mining Company"},"validFrom":"1987-02-19","validTo":"1988-02-21","current":false,"derived":true,"evidenceMineId":"1514534","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P18521|1987-02-19|C12888|1987-02-19|88116"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19473","name":"Ohio-Kentucky Commodities"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1988-02-22","validTo":"1991-03-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P19473|1988-02-22|1991-03-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13369","name":"Sanderson Lorin J-Jeff Riggs Et Al"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1988-02-22","validTo":"1991-03-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|C13369|1988-02-22|1991-03-19"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13369","name":"Sanderson Lorin J-Jeff Riggs Et Al"},"object":{"type":"operator","id":"P19473","name":"Ohio-Kentucky Commodities"},"validFrom":"1988-02-22","validTo":"1991-03-19","current":false,"derived":true,"evidenceMineId":"1514534","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P19473|1988-02-22|C13369|1988-02-22|89445"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21415","name":"Circle A Coal Inc"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1991-03-20","validTo":"1992-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P21415|1991-03-20|1992-06-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C11741","name":"Dye Litten Jimmy"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1991-03-20","validTo":"1992-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|C11741|1991-03-20|1992-06-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C11741","name":"Dye Litten Jimmy"},"object":{"type":"operator","id":"P21415","name":"Circle A Coal Inc"},"validFrom":"1991-03-20","validTo":"1992-06-30","current":false,"derived":true,"evidenceMineId":"1514534","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P21415|1991-03-20|C11741|1991-03-20|85342"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22358","name":"Crickett Coal Company Inc"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1992-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P22358|1992-07-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14852","name":"Sanderson Lorin"},"object":{"type":"mine","id":"1514534","name":"Mine #1"},"validFrom":"1992-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|C14852|1992-07-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14852","name":"Sanderson Lorin"},"object":{"type":"operator","id":"P22358","name":"Crickett Coal Company Inc"},"validFrom":"1992-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1514534","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1514534|P22358|1992-07-01|C14852|1992-07-01|94066"}}],"coverage":{"historyRecords":6,"edgeCount":18,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1514534","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"}}