{"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":"3609879","name":"Lounder Mine & Bare #2 Mine"},"operator":{"type":"operator","id":"0127873","name":"S & K Energy Inc."},"controller":{"type":"controller","id":"0108725","name":"Sean  Taylor"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0113205","name":"Mulligan Mining, Inc."},"object":{"type":"mine","id":"3609879","name":"Lounder Mine & Bare #2 Mine"},"validFrom":"2010-09-08","validTo":"2013-03-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609879|0113205|2010-09-08|2013-03-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0095833","name":"Mulligan Mining Holdings Inc"},"object":{"type":"mine","id":"3609879","name":"Lounder Mine & Bare #2 Mine"},"validFrom":"2010-09-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609879|0095833|2010-09-08|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0095833","name":"Mulligan Mining Holdings Inc"},"object":{"type":"operator","id":"0113205","name":"Mulligan Mining, Inc."},"validFrom":"2010-09-08","validTo":"2013-03-19","current":false,"derived":true,"evidenceMineId":"3609879","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609879|0113205|2010-09-08|0095833|2010-09-08|15797"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0127873","name":"S & K Energy Inc."},"object":{"type":"mine","id":"3609879","name":"Lounder Mine & Bare #2 Mine"},"validFrom":"2013-03-20","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609879|0127873|2013-03-20|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0108725","name":"Sean  Taylor"},"object":{"type":"mine","id":"3609879","name":"Lounder Mine & Bare #2 Mine"},"validFrom":"2013-03-20","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609879|0108725|2013-03-20|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0108725","name":"Sean  Taylor"},"object":{"type":"operator","id":"0127873","name":"S & K Energy Inc."},"validFrom":"2013-03-20","validTo":null,"current":true,"derived":true,"evidenceMineId":"3609879","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609879|0127873|2013-03-20|0108725|2013-03-20|19588"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3609879","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"}}