{"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":"1515590","name":"3"},"operator":{"type":"operator","id":"P18747","name":"Mouthcard Development Company Inc"},"controller":{"type":"controller","id":"C08282","name":"Larry  Phillips"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02301","name":"Bartley Marvin"},"object":{"type":"mine","id":"1515590","name":"3"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|C02301|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02787","name":"Thornsberry Garry K & George M Smith"},"object":{"type":"mine","id":"1515590","name":"3"},"validFrom":"1975-09-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|C02787|1975-09-15|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P03363","name":"S & T Coal Company"},"object":{"type":"mine","id":"1515590","name":"3"},"validFrom":"1986-04-01","validTo":"1987-08-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|P03363|1986-04-01|1987-08-25"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02787","name":"Thornsberry Garry K & George M Smith"},"object":{"type":"operator","id":"P03363","name":"S & T Coal Company"},"validFrom":"1986-04-01","validTo":"1987-08-25","current":false,"derived":true,"evidenceMineId":"1515590","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|P03363|1986-04-01|C02787|1975-09-15|60799"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08282","name":"Larry  Phillips"},"object":{"type":"mine","id":"1515590","name":"3"},"validFrom":"1987-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|C08282|1987-06-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02669","name":"Lick Fork Mining Company Inc"},"object":{"type":"mine","id":"1515590","name":"3"},"validFrom":"1987-08-26","validTo":"1990-08-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|P02669|1987-08-26|1990-08-19"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02301","name":"Bartley Marvin"},"object":{"type":"operator","id":"P02669","name":"Lick Fork Mining Company Inc"},"validFrom":"1987-08-26","validTo":"1990-08-19","current":false,"derived":true,"evidenceMineId":"1515590","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|P02669|1987-08-26|C02301|1950-01-01|58078"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13806","name":"Mims Kenis"},"object":{"type":"mine","id":"1515590","name":"3"},"validFrom":"1989-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|C13806|1989-05-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20243","name":"Coal Bank Resources Inc"},"object":{"type":"mine","id":"1515590","name":"3"},"validFrom":"1990-08-20","validTo":"1991-12-02","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|P20243|1990-08-20|1991-12-02"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13806","name":"Mims Kenis"},"object":{"type":"operator","id":"P20243","name":"Coal Bank Resources Inc"},"validFrom":"1990-08-20","validTo":"1991-12-02","current":false,"derived":true,"evidenceMineId":"1515590","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|P20243|1990-08-20|C13806|1989-05-01|91213"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P18747","name":"Mouthcard Development Company Inc"},"object":{"type":"mine","id":"1515590","name":"3"},"validFrom":"1991-12-03","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|P18747|1991-12-03|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08282","name":"Larry  Phillips"},"object":{"type":"operator","id":"P18747","name":"Mouthcard Development Company Inc"},"validFrom":"1991-12-03","validTo":null,"current":true,"derived":true,"evidenceMineId":"1515590","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515590|P18747|1991-12-03|C08282|1987-06-01|76923"}}],"coverage":{"historyRecords":4,"edgeCount":12,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1515590","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"}}