{"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":"4604508","name":"No 6"},"operator":{"type":"operator","id":"P12426","name":"Kristi Ann Coal Inc"},"controller":{"type":"controller","id":"C09193","name":"Mounts Jimmy-Jerry Cline"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02306","name":"Bartram & Gunnells"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1975-01-14","validTo":"1975-06-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P02306|1975-01-14|1975-06-18"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01971","name":"Bartram & Gunnells"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1975-01-14","validTo":"1975-06-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|C01971|1975-01-14|1975-06-18"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01971","name":"Bartram & Gunnells"},"object":{"type":"operator","id":"P02306","name":"Bartram & Gunnells"},"validFrom":"1975-01-14","validTo":"1975-06-18","current":false,"derived":true,"evidenceMineId":"4604508","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P02306|1975-01-14|C01971|1975-01-14|56964"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02305","name":"Davin Mining Inc"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1975-06-19","validTo":"1980-06-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P02305|1975-06-19|1980-06-24"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01970","name":"Brown Larry M"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1975-06-19","validTo":"1980-06-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|C01970|1975-06-19|1980-06-24"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01970","name":"Brown Larry M"},"object":{"type":"operator","id":"P02305","name":"Davin Mining Inc"},"validFrom":"1975-06-19","validTo":"1980-06-24","current":false,"derived":true,"evidenceMineId":"4604508","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P02305|1975-06-19|C01970|1975-06-19|56962"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C03222","name":"Stepp Gale B"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1977-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|C03222|1977-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P10894","name":"Davin Mining Inc"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1980-06-25","validTo":"1982-02-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P10894|1980-06-25|1982-02-18"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08245","name":"Workman William F"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1980-06-25","validTo":"1982-02-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|C08245|1980-06-25|1982-02-18"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08245","name":"Workman William F"},"object":{"type":"operator","id":"P10894","name":"Davin Mining Inc"},"validFrom":"1980-06-25","validTo":"1982-02-18","current":false,"derived":true,"evidenceMineId":"4604508","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P10894|1980-06-25|C08245|1980-06-25|76835"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C09193","name":"Mounts Jimmy-Jerry Cline Et Al"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1981-09-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|C09193|1981-09-24|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P06212","name":"Pine Tree Coal Company"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1982-02-19","validTo":"1983-12-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P06212|1982-02-19|1983-12-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C03222","name":"Stepp Gale B"},"object":{"type":"operator","id":"P06212","name":"Pine Tree Coal Company"},"validFrom":"1982-02-19","validTo":"1983-12-04","current":false,"derived":true,"evidenceMineId":"4604508","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P06212|1982-02-19|C03222|1977-01-01|62266"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P15002","name":"Mar-Mac Coal Company Inc"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1983-12-05","validTo":"1986-01-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P15002|1983-12-05|1986-01-16"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C10823","name":"Marcum Willis"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1983-12-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|C10823|1983-12-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C10823","name":"Marcum Willis"},"object":{"type":"operator","id":"P15002","name":"Mar-Mac Coal Company Inc"},"validFrom":"1983-12-05","validTo":"1986-01-16","current":false,"derived":true,"evidenceMineId":"4604508","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P15002|1983-12-05|C10823|1983-12-05|82845"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P12426","name":"Kristi Ann Coal Inc"},"object":{"type":"mine","id":"4604508","name":"No 6"},"validFrom":"1986-01-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P12426|1986-01-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C09193","name":"Mounts Jimmy-Jerry Cline Et Al"},"object":{"type":"operator","id":"P12426","name":"Kristi Ann Coal Inc"},"validFrom":"1986-01-17","validTo":null,"current":true,"derived":true,"evidenceMineId":"4604508","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604508|P12426|1986-01-17|C09193|1981-09-24|79054"}}],"coverage":{"historyRecords":6,"edgeCount":18,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4604508","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"}}