{"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":"2026-10-18T09:31:49.615908+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":"4000012","name":"Forks Of River"},"operator":{"type":"operator","id":"L13298","name":"Tenn Luttrell Company"},"controller":{"type":"controller","id":"M10157","name":"Global Stone Corp"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-18T09:31:49.615908+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L01971","name":"Tennessee Asphalt Company"},"object":{"type":"mine","id":"4000012","name":"Forks Of River"},"validFrom":"1950-01-01","validTo":"1987-12-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L01971|1950-01-01|1987-12-08"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11293","name":"W T  Ratliff Jr  et al"},"object":{"type":"mine","id":"4000012","name":"Forks Of River"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|M11293|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11293","name":"W T  Ratliff Jr  et al"},"object":{"type":"operator","id":"L01971","name":"Tennessee Asphalt Company"},"validFrom":"1950-01-01","validTo":"1987-12-08","current":false,"derived":true,"evidenceMineId":"4000012","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L01971|1950-01-01|M11293|1950-01-01|151152"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11293","name":"Donna R  Mc Allister  et al"},"object":{"type":"operator","id":"L01971","name":"Tennessee Asphalt Company"},"validFrom":"1950-01-01","validTo":"1987-12-08","current":false,"derived":true,"evidenceMineId":"4000012","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L01971|1950-01-01|M11293|1950-01-01|151153"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10028","name":"Tenn Luttrell Company"},"object":{"type":"mine","id":"4000012","name":"Forks Of River"},"validFrom":"1987-12-09","validTo":"1988-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L10028|1987-12-09|1988-06-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04858","name":"Penn-Va Corp  et al"},"object":{"type":"mine","id":"4000012","name":"Forks Of River"},"validFrom":"1987-12-09","validTo":"1988-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|M04858|1987-12-09|1988-06-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04858","name":"Penn-Va Corp  et al"},"object":{"type":"operator","id":"L10028","name":"Tenn Luttrell Company"},"validFrom":"1987-12-09","validTo":"1988-06-30","current":false,"derived":true,"evidenceMineId":"4000012","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L10028|1987-12-09|M04858|1987-12-09|133111"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10311","name":"Phillips & Jordan Inc"},"object":{"type":"mine","id":"4000012","name":"Forks Of River"},"validFrom":"1988-07-01","validTo":"1994-10-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L10311|1988-07-01|1994-10-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08040","name":"Phillips William T"},"object":{"type":"mine","id":"4000012","name":"Forks Of River"},"validFrom":"1988-07-01","validTo":"1994-10-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|M08040|1988-07-01|1994-10-14"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08040","name":"Phillips William T"},"object":{"type":"operator","id":"L10311","name":"Phillips & Jordan Inc"},"validFrom":"1988-07-01","validTo":"1994-10-14","current":false,"derived":true,"evidenceMineId":"4000012","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L10311|1988-07-01|M08040|1988-07-01|142624"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L13298","name":"Tenn Luttrell Company"},"object":{"type":"mine","id":"4000012","name":"Forks Of River"},"validFrom":"1994-10-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L13298|1994-10-15|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M10157","name":"Global Stone Corp"},"object":{"type":"mine","id":"4000012","name":"Forks Of River"},"validFrom":"1994-10-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|M10157|1994-10-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M10157","name":"Global Stone Corp"},"object":{"type":"operator","id":"L13298","name":"Tenn Luttrell Company"},"validFrom":"1994-10-15","validTo":null,"current":true,"derived":true,"evidenceMineId":"4000012","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"4000012|L13298|1994-10-15|M10157|1994-10-15|148568"}}],"coverage":{"historyRecords":5,"edgeCount":13,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4000012","dataSource":"postgres","snapshotId":"2026-10-18T09:31:49.615908+00:00","completedAt":"2026-10-18T09:31:49.615Z","sourceCount":20,"totalRows":17915666,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}