{"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":"4603356","name":"Christopher No 1"},"operator":{"type":"operator","id":"P19748","name":"Terry Eagle Coal Company Llc"},"controller":{"type":"controller","id":"C00692","name":"CONSOL Energy Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P03225","name":"Christopher Coal Sales Corp"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"1950-01-01","validTo":"1980-10-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P03225|1950-01-01|1980-10-06"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02369","name":"Terry  Seelinger et al"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"1950-01-01","validTo":"1980-10-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|C02369|1950-01-01|1980-10-06"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02369","name":"Terry  Seelinger et al"},"object":{"type":"operator","id":"P03225","name":"Christopher Coal Sales Corp"},"validFrom":"1950-01-01","validTo":"1980-10-06","current":false,"derived":true,"evidenceMineId":"4603356","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P03225|1950-01-01|C02369|1950-01-01|58237"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08129","name":"W R Grace Company et al"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"1980-10-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|C08129|1980-10-06|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P11228","name":"Terry Eagle Coal Company-Limited Partnership"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"1980-10-07","validTo":"1985-09-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P11228|1980-10-07|1985-09-26"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08129","name":"W R Grace Company et al"},"object":{"type":"operator","id":"P11228","name":"Terry Eagle Coal Company-Limited Partnership"},"validFrom":"1980-10-07","validTo":"1985-09-26","current":false,"derived":true,"evidenceMineId":"4603356","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P11228|1980-10-07|C08129|1980-10-06|76436"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08129","name":"M A Hanna Company et al"},"object":{"type":"operator","id":"P11228","name":"Terry Eagle Coal Company-Limited Partnership"},"validFrom":"1980-10-07","validTo":"1985-09-26","current":false,"derived":true,"evidenceMineId":"4603356","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P11228|1980-10-07|C08129|1980-10-06|76437"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17164","name":"Terry Eagle Coal Company"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"1985-09-27","validTo":"1988-04-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P17164|1985-09-27|1988-04-08"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12103","name":"M A Hanna Company"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"1985-09-27","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|C12103|1985-09-27|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12103","name":"M A Hanna Company"},"object":{"type":"operator","id":"P17164","name":"Terry Eagle Coal Company"},"validFrom":"1985-09-27","validTo":"1988-04-08","current":false,"derived":true,"evidenceMineId":"4603356","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P17164|1985-09-27|C12103|1985-09-27|86137"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05954","name":"Amvest Corporation"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"1988-04-01","validTo":"2007-07-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|C05954|1988-04-01|2007-07-31"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19748","name":"Terry Eagle Coal Company Llc"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"1988-04-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P19748|1988-04-09|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05954","name":"Amvest Corporation"},"object":{"type":"operator","id":"P19748","name":"Terry Eagle Coal Company Llc"},"validFrom":"1988-04-09","validTo":"2007-07-31","current":false,"derived":true,"evidenceMineId":"4603356","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P19748|1988-04-09|C05954|1988-04-01|70361"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00692","name":"CONSOL Energy Inc"},"object":{"type":"mine","id":"4603356","name":"Christopher No 1"},"validFrom":"2007-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|C00692|2007-08-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00692","name":"CONSOL Energy Inc"},"object":{"type":"operator","id":"P19748","name":"Terry Eagle Coal Company Llc"},"validFrom":"2007-08-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4603356","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603356|P19748|1988-04-09|C00692|2007-08-01|49366"}}],"coverage":{"historyRecords":6,"edgeCount":15,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4603356","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"}}