{"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":"1517888","name":"Mine #1"},"operator":{"type":"operator","id":"0050043","name":"Pond Creek Energy, Inc."},"controller":{"type":"controller","id":"0040496","name":"Fred  Runyon Jr"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12833","name":"Dean  Francis"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"1987-01-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|C12833|1987-01-21|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15461","name":"Mullins Dale & Tom Et Al"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"1996-08-02","validTo":"1997-05-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|C15461|1996-08-02|1997-05-04"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23524","name":"M R M Mining Company Inc"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"1997-01-01","validTo":"1997-05-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|P23524|1997-01-01|1997-05-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15461","name":"Mullins Dale & Tom Et Al"},"object":{"type":"operator","id":"P23524","name":"M R M Mining Company Inc"},"validFrom":"1997-01-01","validTo":"1997-05-04","current":false,"derived":true,"evidenceMineId":"1517888","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|P23524|1997-01-01|C15461|1996-08-02|95696"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P18411","name":"A & A Francis Energy Inc"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"1997-05-05","validTo":"1997-07-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|P18411|1997-05-05|1997-07-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12833","name":"Dean  Francis"},"object":{"type":"operator","id":"P18411","name":"A & A Francis Energy Inc"},"validFrom":"1997-05-05","validTo":"1997-07-23","current":false,"derived":true,"evidenceMineId":"1517888","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|P18411|1997-05-05|C12833|1987-01-21|87986"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23877","name":"Ray-Mac Contracting Inc"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"1997-07-24","validTo":"2000-12-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|P23877|1997-07-24|2000-12-03"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14872","name":"Brian  Preece"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"1997-07-24","validTo":"2000-12-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|C14872|1997-07-24|2000-12-03"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14872","name":"Brian  Preece"},"object":{"type":"operator","id":"P23877","name":"Ray-Mac Contracting Inc"},"validFrom":"1997-07-24","validTo":"2000-12-03","current":false,"derived":true,"evidenceMineId":"1517888","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|P23877|1997-07-24|C14872|1997-07-24|94136"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24548","name":"American Mining & Manufacturing Corp"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"2000-12-04","validTo":"2001-10-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|P24548|2000-12-04|2001-10-22"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C16005","name":"Timothy P  Smith"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"2000-12-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|C16005|2000-12-04|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C16005","name":"Timothy P  Smith"},"object":{"type":"operator","id":"P24548","name":"American Mining & Manufacturing Corp"},"validFrom":"2000-12-04","validTo":"2001-10-22","current":false,"derived":true,"evidenceMineId":"1517888","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|P24548|2000-12-04|C16005|2000-12-04|97973"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0050043","name":"Pond Creek Energy, Inc."},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"2001-10-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|0050043|2001-10-23|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0040496","name":"Fred  Runyon Jr"},"object":{"type":"mine","id":"1517888","name":"Mine #1"},"validFrom":"2001-10-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|0040496|2001-10-23|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0040496","name":"Fred  Runyon Jr"},"object":{"type":"operator","id":"0050043","name":"Pond Creek Energy, Inc."},"validFrom":"2001-10-23","validTo":null,"current":true,"derived":true,"evidenceMineId":"1517888","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517888|0050043|2001-10-23|0040496|2001-10-23|76"}}],"coverage":{"historyRecords":5,"edgeCount":15,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1517888","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"}}