{"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":"3601760","name":"Greenwood"},"operator":{"type":"operator","id":"0118111","name":"Lehigh Anthracite Coal, LLC"},"controller":{"type":"controller","id":"C15935","name":"Robindale Energy Services Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02033","name":"Greenwood Mining Company"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"1950-01-01","validTo":"1974-11-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|P02033|1950-01-01|1974-11-10"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01721","name":"James  Fauzio  et al"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"1950-01-01","validTo":"1974-12-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|C01721|1950-01-01|1974-12-18"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01721","name":"James  Fauzio  et al"},"object":{"type":"operator","id":"P02033","name":"Greenwood Mining Company"},"validFrom":"1950-01-01","validTo":"1974-11-10","current":false,"derived":true,"evidenceMineId":"3601760","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|P02033|1950-01-01|C01721|1950-01-01|55699"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01776","name":"Bethlehem Steel Corp"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"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":"3601760|C01776|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02031","name":"Bethlehem Mines Corp"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"1974-11-11","validTo":"1989-02-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|P02031|1974-11-11|1989-02-26"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01776","name":"Bethlehem Steel Corp"},"object":{"type":"operator","id":"P02031","name":"Bethlehem Mines Corp"},"validFrom":"1974-11-11","validTo":"1989-02-26","current":false,"derived":true,"evidenceMineId":"3601760","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|P02031|1974-11-11|C01776|1950-01-01|56065"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20106","name":"Lehigh Coal & Navigation Company"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"1989-02-27","validTo":"2010-06-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|P20106|1989-02-27|2010-06-03"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14327","name":"James J  Curran Jr"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"1989-02-27","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|C14327|1989-02-27|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14327","name":"James J  Curran Jr"},"object":{"type":"operator","id":"P20106","name":"Lehigh Coal & Navigation Company"},"validFrom":"1989-02-27","validTo":"2010-06-03","current":false,"derived":true,"evidenceMineId":"3601760","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|P20106|1989-02-27|C14327|1989-02-27|92498"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0111366","name":"Lehigh Natural Resources"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"2010-06-04","validTo":"2011-05-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|0111366|2010-06-04|2011-05-01"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0094195","name":"Douglas  Topkis et al"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"2010-06-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|0094195|2010-06-04|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0094195","name":"Douglas  Topkis et al"},"object":{"type":"operator","id":"0111366","name":"Lehigh Natural Resources"},"validFrom":"2010-06-04","validTo":"2011-05-01","current":false,"derived":true,"evidenceMineId":"3601760","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|0111366|2010-06-04|0094195|2010-06-04|15422"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0094195","name":"Bruce  Toll et al"},"object":{"type":"operator","id":"0111366","name":"Lehigh Natural Resources"},"validFrom":"2010-06-04","validTo":"2011-05-01","current":false,"derived":true,"evidenceMineId":"3601760","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|0111366|2010-06-04|0094195|2010-06-04|15423"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0118111","name":"Lehigh Anthracite Coal, LLC"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"2011-05-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|0118111|2011-05-02|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15935","name":"Robindale Energy Services Inc"},"object":{"type":"mine","id":"3601760","name":"Greenwood"},"validFrom":"2011-05-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|C15935|2011-05-02|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15935","name":"Robindale Energy Services Inc"},"object":{"type":"operator","id":"0118111","name":"Lehigh Anthracite Coal, LLC"},"validFrom":"2011-05-02","validTo":null,"current":true,"derived":true,"evidenceMineId":"3601760","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3601760|0118111|2011-05-02|C15935|2011-05-02|97696"}}],"coverage":{"historyRecords":6,"edgeCount":16,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3601760","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"}}